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27027238968 = 2332571165729
BaseRepresentation
bin11001001010111100…
…101111000000111000
32120202120111222212200
4121022330233000320
5420322433121333
620225515310200
71644521512032
oct311274570070
976676458780
1027027238968
111050a198734
1252a344b360
132719529bc2
1414456d2c52
15a82b65c13
hex64af2f038

27027238968 has 48 divisors (see below), whose sum is σ = 73212703200. Its totient is φ = 9007365120.

The previous prime is 27027238967. The next prime is 27027238969. The reversal of 27027238968 is 86983272072.

It is an interprime number because it is at equal distance from previous prime (27027238967) and next prime (27027238969).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27027238961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378328 + ... + 444056.

It is an arithmetic number, because the mean of its divisors is an integer number (1525264650).

Almost surely, 227027238968 is an apocalyptic number.

It is an amenable number.

27027238968 is an abundant number, since it is smaller than the sum of its proper divisors (46185464232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27027238968 is a wasteful number, since it uses less digits than its factorization.

27027238968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71452 (or 71445 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 27027238968 in words is "twenty-seven billion, twenty-seven million, two hundred thirty-eight thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 5711 11422 17133 22844 34266 45688 51399 65729 68532 102798 131458 137064 197187 205596 262916 394374 411192 525832 591561 788748 1183122 1577496 2366244 4732488 375378319 750756638 1126134957 1501513276 2252269914 3003026552 3378404871 4504539828 6756809742 9009079656 13513619484 27027238968