Base | Representation |
---|---|
bin | 1101101001001110100101… |
… | …1010110011110000010000 |
3 | 1222010011122010101222010212 |
4 | 3122103221122303300100 |
5 | 3431242434112313223 |
6 | 51523444051343252 |
7 | 3105566051206226 |
oct | 332235132636020 |
9 | 58104563358125 |
10 | 15001941916688 |
11 | 4864319126301 |
12 | 1823587bb1b28 |
13 | 84a8a563b3cc |
14 | 39c152770b16 |
15 | 1b037cda2278 |
hex | da4e96b3c10 |
15001941916688 has 80 divisors (see below), whose sum is σ = 30727383738240. Its totient is φ = 7095398048640.
The previous prime is 15001941916667. The next prime is 15001941916693. The reversal of 15001941916688 is 88661914910051.
It is a super-2 number, since 2×150019419166882 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72437381 + ... + 72644187.
It is an arithmetic number, because the mean of its divisors is an integer number (384092296728).
Almost surely, 215001941916688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 15001941916688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15363691869120).
15001941916688 is an abundant number, since it is smaller than the sum of its proper divisors (15725441821552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15001941916688 is an equidigital number, since it uses as much as digits as its factorization.
15001941916688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207533 (or 207489 counting only the distinct ones).
The product of its (nonzero) digits is 3732480, while the sum is 59.
The spelling of 15001941916688 in words is "fifteen trillion, one billion, nine hundred forty-one million, nine hundred sixteen thousand, six hundred eighty-eight".
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