Base | Representation |
---|---|
bin | 11000000001100011… |
… | …10010100011111110 |
3 | 1020021212202221201201 |
4 | 30000301302203332 |
5 | 202403334012141 |
6 | 5531503530114 |
7 | 634423541365 |
oct | 140061624376 |
9 | 36255687651 |
10 | 12897954046 |
11 | 551961685a |
12 | 25bb5b993a |
13 | 12a71c2b93 |
14 | 8a4da47dc |
15 | 5074e6031 |
hex | 300c728fe |
12897954046 has 16 divisors (see below), whose sum is σ = 19619576784. Its totient is φ = 6358163904.
The previous prime is 12897954001. The next prime is 12897954049. The reversal of 12897954046 is 64045979821.
12897954046 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12897954049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393480 + ... + 424996.
It is an arithmetic number, because the mean of its divisors is an integer number (1226223549).
Almost surely, 212897954046 is an apocalyptic number.
12897954046 is a deficient number, since it is larger than the sum of its proper divisors (6721622738).
12897954046 is a wasteful number, since it uses less digits than its factorization.
12897954046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34395.
The product of its (nonzero) digits is 4354560, while the sum is 55.
The spelling of 12897954046 in words is "twelve billion, eight hundred ninety-seven million, nine hundred fifty-four thousand, forty-six".
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