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57735275137 = 241653366869
BaseRepresentation
bin110101110001010010…
…100110001010000001
312112000200002212021121
4311301102212022001
51421220212301022
642305003152241
74112506512211
oct656122461201
9175020085247
1057735275137
112253806a821
12b233515681
1355a14b60c7
142b19ba8241
15177d9ed2c7
hexd714a6281

57735275137 has 8 divisors (see below), whose sum is σ = 58063781160. Its totient is φ = 57407504640.

The previous prime is 57735275111. The next prime is 57735275179. The reversal of 57735275137 is 73157253775.

It can be written as a sum of positive squares in 4 ways, for example, as 15687312001 + 42047963136 = 125249^2 + 205056^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57735275137 is a prime.

It is a super-4 number, since 4×577352751374 (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57735275197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26062 + ... + 340807.

It is an arithmetic number, because the mean of its divisors is an integer number (7257972645).

Almost surely, 257735275137 is an apocalyptic number.

It is an amenable number.

57735275137 is a deficient number, since it is larger than the sum of its proper divisors (328506023).

57735275137 is a wasteful number, since it uses less digits than its factorization.

57735275137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367763.

The product of its digits is 5402250, while the sum is 52.

The spelling of 57735275137 in words is "fifty-seven billion, seven hundred thirty-five million, two hundred seventy-five thousand, one hundred thirty-seven".

Divisors: 1 241 653 157373 366869 88415429 239565457 57735275137