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27240123664141 = 41234746699463
BaseRepresentation
bin1100011000110010101011…
…11001010000011100001101
310120110010112001110111100021
412030121111321100130031
512032300233124223031
6133533535015102141
75511014441531563
oct614312571203415
9116403461414307
1027240123664141
118752520729293
12307b39a371951
13122796a7bb71b
146a2601333a33
153238a12bc511
hex18c655e5070d

27240123664141 has 12 divisors (see below), whose sum is σ = 28001185412256. Its totient is φ = 26499142717280.

The previous prime is 27240123664133. The next prime is 27240123664183. The reversal of 27240123664141 is 14146632104272.

It is a happy number.

It is not a de Polignac number, because 27240123664141 - 23 = 27240123664133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27240123664541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22766425 + ... + 23933038.

It is an arithmetic number, because the mean of its divisors is an integer number (2333432117688).

Almost surely, 227240123664141 is an apocalyptic number.

It is an amenable number.

27240123664141 is a deficient number, since it is larger than the sum of its proper divisors (761061748115).

27240123664141 is an equidigital number, since it uses as much as digits as its factorization.

27240123664141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46699892 (or 46699851 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 27240123664141 in words is "twenty-seven trillion, two hundred forty billion, one hundred twenty-three million, six hundred sixty-four thousand, one hundred forty-one".

Divisors: 1 41 347 1681 14227 583307 46699463 1914677983 16204713661 78501797303 664393260101 27240123664141