Base | Representation |
---|---|
bin | 1011101100010101010101… |
… | …1011001000101101000000 |
3 | 1200112001021120200221111112 |
4 | 2323011111123020231000 |
5 | 3141114120143400244 |
6 | 43202031122102452 |
7 | 2464556235302216 |
oct | 273052533105500 |
9 | 50461246627445 |
10 | 12856270293824 |
11 | 410734a467161 |
12 | 153776aaaaa28 |
13 | 7234584a14b9 |
14 | 326365322cb6 |
15 | 17464b2d239e |
hex | bb1556c8b40 |
12856270293824 has 56 divisors (see below), whose sum is σ = 26272468867200. Its totient is φ = 6239193891840.
The previous prime is 12856270293773. The next prime is 12856270293851. The reversal of 12856270293824 is 42839207265821.
It is a super-2 number, since 2×128562702938242 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (59).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21250637 + ... + 21847244.
It is a 1-persistent number, because it is pandigital, but 2⋅12856270293824 = 25712540587648 is not.
Almost surely, 212856270293824 is an apocalyptic number.
It is an amenable number.
12856270293824 is an abundant number, since it is smaller than the sum of its proper divisors (13416198573376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12856270293824 is an equidigital number, since it uses as much as digits as its factorization.
12856270293824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43098031 (or 43098021 counting only the distinct ones).
The product of its (nonzero) digits is 23224320, while the sum is 59.
The spelling of 12856270293824 in words is "twelve trillion, eight hundred fifty-six billion, two hundred seventy million, two hundred ninety-three thousand, eight hundred twenty-four".
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