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57377361 = 397119697
BaseRepresentation
bin1101101011100…
…0001001010001
310222222001221110
43122320021101
5104142033421
65405443533
71264461636
oct332701121
9128861843
1057377361
112a42a508
12172705a9
13bb6c302
14789818d
155085a76
hex36b8251

57377361 has 8 divisors (see below), whose sum is σ = 76585824. Its totient is φ = 38210240.

The previous prime is 57377357. The next prime is 57377389. The reversal of 57377361 is 16377375.

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 57377361 - 22 = 57377357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57377161) 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, 6936 + ... + 12761.

It is an arithmetic number, because the mean of its divisors is an integer number (9573228).

Almost surely, 257377361 is an apocalyptic number.

It is an amenable number.

57377361 is a deficient number, since it is larger than the sum of its proper divisors (19208463).

57377361 is a wasteful number, since it uses less digits than its factorization.

57377361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20671.

The product of its digits is 92610, while the sum is 39.

The square root of 57377361 is about 7574.7845513915. The cubic root of 57377361 is about 385.6975289801.

The spelling of 57377361 in words is "fifty-seven million, three hundred seventy-seven thousand, three hundred sixty-one".

Divisors: 1 3 971 2913 19697 59091 19125787 57377361