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275376755372157 = 3239777071580009
BaseRepresentation
bin111110100111010000100101…
…101011101111000001111101
31100010000202112120001212212200
4332213100211223233001331
5242043233043333402112
62413402200204422113
7112001212465465515
oct7647204553570175
91303022476055780
10275376755372157
117a81a69839439a
1226a75a3a247939
13ba86bbba278ca
144c0043dc28845
1521c82ac16ccdc
hexfa7425aef07d

275376755372157 has 12 divisors (see below), whose sum is σ = 398768354971740. Its totient is φ = 183122074099008.

The previous prime is 275376755372129. The next prime is 275376755372237. The reversal of 275376755372157 is 751273557673572.

275376755372157 is a `hidden beast` number, since 2 + 7 + 5 + 3 + 7 + 6 + 75 + 537 + 2 + 15 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 239168266384356 + 36208488987801 = 15465066^2 + 6017349^2 .

It is not a de Polignac number, because 275376755372157 - 214 = 275376755355773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275376755372057) 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, 38535786432 + ... + 38535793577.

It is an arithmetic number, because the mean of its divisors is an integer number (33230696247645).

Almost surely, 2275376755372157 is an apocalyptic number.

It is an amenable number.

275376755372157 is a deficient number, since it is larger than the sum of its proper divisors (123391599599583).

275376755372157 is a wasteful number, since it uses less digits than its factorization.

275376755372157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77071580412 (or 77071580409 counting only the distinct ones).

The product of its digits is 2268945000, while the sum is 72.

The spelling of 275376755372157 in words is "two hundred seventy-five trillion, three hundred seventy-six billion, seven hundred fifty-five million, three hundred seventy-two thousand, one hundred fifty-seven".

Divisors: 1 3 9 397 1191 3573 77071580009 231214740027 693644220081 30597417263573 91792251790719 275376755372157