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57202323105 = 3513129110597
BaseRepresentation
bin110101010001100001…
…100010111010100001
312110122112021002112110
4311101201202322201
51414122243314410
642140044145533
74063345503204
oct652141427241
9173575232473
1057202323105
1122294246aa4
12b104b382a9
135517c64485
142aa90b593b
15174bd26720
hexd51862ea1

57202323105 has 16 divisors (see below), whose sum is σ = 92222374464. Its totient is φ = 30275019840.

The previous prime is 57202323089. The next prime is 57202323131. The reversal of 57202323105 is 50132320275.

It is a happy number.

It is not a de Polignac number, because 57202323105 - 24 = 57202323089 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14553334 + ... + 14557263.

It is an arithmetic number, because the mean of its divisors is an integer number (5763898404).

Almost surely, 257202323105 is an apocalyptic number.

It is an amenable number.

57202323105 is a deficient number, since it is larger than the sum of its proper divisors (35020051359).

57202323105 is a wasteful number, since it uses less digits than its factorization.

57202323105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29110736.

The product of its (nonzero) digits is 12600, while the sum is 30.

The spelling of 57202323105 in words is "fifty-seven billion, two hundred two million, three hundred twenty-three thousand, one hundred five".

Divisors: 1 3 5 15 131 393 655 1965 29110597 87331791 145552985 436658955 3813488207 11440464621 19067441035 57202323105