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57838304201 = 73792305537
BaseRepresentation
bin110101110111011011…
…100111101111001001
312112021211222021120212
4311313123213233021
51421423101213301
642323123330505
74115200321406
oct656733475711
9175254867525
1057838304201
1122590240007
12b261b20a35
1355b994a552
142b297472ad
151787aa04bb
hexd776e7bc9

57838304201 has 4 divisors (see below), whose sum is σ = 58630609812. Its totient is φ = 57045998592.

The previous prime is 57838304197. The next prime is 57838304203. The reversal of 57838304201 is 10240383875.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37202694400 + 20635609801 = 192880^2 + 143651^2 .

It is a cyclic number.

It is not a de Polignac number, because 57838304201 - 22 = 57838304197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57838304203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396152696 + ... + 396152841.

It is an arithmetic number, because the mean of its divisors is an integer number (14657652453).

Almost surely, 257838304201 is an apocalyptic number.

It is an amenable number.

57838304201 is a deficient number, since it is larger than the sum of its proper divisors (792305611).

57838304201 is an equidigital number, since it uses as much as digits as its factorization.

57838304201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792305610.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 57838304201 in words is "fifty-seven billion, eight hundred thirty-eight million, three hundred four thousand, two hundred one".

Divisors: 1 73 792305537 57838304201