single-digit remains, which is called the multiplicative digital root of n {\displaystyle n} . The multiplicative digital root for the first few positive integers...
6 KB (965 words) - 03:45, 22 January 2023
The digital root (also repeated digital sum) of a natural number in a given radix is the (single digit) value obtained by an iterative process of summing...
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Natural number (section Multiplication)
each nonzero natural number n; the rational numbers, by including a multiplicative inverse 1 / n {\displaystyle 1/n} for each nonzero integer n (and also...
53 KB (5,902 words) - 01:25, 18 August 2024
Persistence of a number (redirect from Multiplicative Persistence)
is the smallest number of multiplicative persistence 3. In base 10, there is thought to be no number with a multiplicative persistence greater than 11;...
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includes as a subproblem a special instance of the problem of finding the multiplicative order of a modular integer or of an element in a finite field. However...
85 KB (12,919 words) - 17:24, 14 August 2024
decimal digital root of any non-zero integer will be a number in the range 1 to 9, whereas the digit sum can take any value. Digit sums and digital roots...
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prime power (except powers of 2 greater than 4) has a primitive root; thus the multiplicative group of integers modulo pn (that is, the group of units of...
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Digit sum Digit sum Digital root Self Sum-product Digit product Multiplicative digital root Sum-product Coding-related Meertens Other Dudeney Factorion...
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from the multiplicative group of the field to a totally ordered additive group, also called orders), absolute values (certain multiplicative mappings...
116 KB (14,108 words) - 23:59, 15 August 2024
Digit sum Digit sum Digital root Self Sum-product Digit product Multiplicative digital root Sum-product Coding-related Meertens Other Dudeney Factorion...
8 KB (787 words) - 17:18, 13 July 2024