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57475204001 = 178937987577
BaseRepresentation
bin110101100001110010…
…100000001110100001
312111100112201212202022
4311201302200032201
51420202123012001
642223113031225
74103201113265
oct654162401641
9174315655668
1057475204001
11224142884a6
12b1803b5515
13555c658667
142ad342a0a5
151765c7a11b
hexd61ca03a1

57475204001 has 8 divisors (see below), whose sum is σ = 61539876360. Its totient is φ = 53486507008.

The previous prime is 57475203943. The next prime is 57475204051. The reversal of 57475204001 is 10040257475.

It can be written as a sum of positive squares in 4 ways, for example, as 895445776 + 56579758225 = 29924^2 + 237865^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 57475204001 - 214 = 57475187617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57475204051) 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, 18992276 + ... + 18995301.

It is an arithmetic number, because the mean of its divisors is an integer number (7692484545).

Almost surely, 257475204001 is an apocalyptic number.

It is an amenable number.

57475204001 is a deficient number, since it is larger than the sum of its proper divisors (4064672359).

57475204001 is a wasteful number, since it uses less digits than its factorization.

57475204001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37987683.

The product of its (nonzero) digits is 39200, while the sum is 35.

The spelling of 57475204001 in words is "fifty-seven billion, four hundred seventy-five million, two hundred four thousand, one".

Divisors: 1 17 89 1513 37987577 645788809 3380894353 57475204001