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27012968356 = 22113191121739
BaseRepresentation
bin11001001010000110…
…010010111110100100
32120201120122222021111
4121022012102332210
5420310304441411
620224245354404
71644256304533
oct311206227644
976646588244
1027012968356
1110502130a40
12529a708a04
1327165a155a
14144385a31a
15a81797721
hex64a192fa4

27012968356 has 48 divisors (see below), whose sum is σ = 53294653440. Its totient is φ = 11868948000.

The previous prime is 27012968243. The next prime is 27012968369. The reversal of 27012968356 is 65386921072.

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, 1231735 + ... + 1253473.

It is an arithmetic number, because the mean of its divisors is an integer number (1110305280).

Almost surely, 227012968356 is an apocalyptic number.

It is an amenable number.

27012968356 is a deficient number, since it is larger than the sum of its proper divisors (26281685084).

27012968356 is a wasteful number, since it uses less digits than its factorization.

27012968356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22696 (or 22694 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 27012968356 in words is "twenty-seven billion, twelve million, nine hundred sixty-eight thousand, three hundred fifty-six".

Divisors: 1 2 4 11 22 31 44 62 124 341 682 911 1364 1822 3644 10021 20042 21739 28241 40084 43478 56482 86956 112964 239129 310651 478258 621302 673909 956516 1242604 1347818 2695636 7412999 14825998 19804229 29651996 39608458 79216916 217846519 435693038 613931099 871386076 1227862198 2455724396 6753242089 13506484178 27012968356