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57260107 = 163351289
BaseRepresentation
bin1101101001101…
…1100001001011
310222202010002201
43122123201023
5104124310412
65403141031
71263463042
oct332334113
9128663081
1057260107
112a35a403
1217214777
13bb2ab28
147867559
155060e57
hex369b84b

57260107 has 4 divisors (see below), whose sum is σ = 57611560. Its totient is φ = 56908656.

The previous prime is 57260101. The next prime is 57260117. The reversal of 57260107 is 70106275.

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

It is a cyclic number.

It is not a de Polignac number, because 57260107 - 211 = 57258059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57260101) 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, 175482 + ... + 175807.

It is an arithmetic number, because the mean of its divisors is an integer number (14402890).

Almost surely, 257260107 is an apocalyptic number.

57260107 is a deficient number, since it is larger than the sum of its proper divisors (351453).

57260107 is a wasteful number, since it uses less digits than its factorization.

57260107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351452.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 57260107 is about 7567.0408350953. The cubic root of 57260107 is about 385.4346179721.

The spelling of 57260107 in words is "fifty-seven million, two hundred sixty thousand, one hundred seven".

Divisors: 1 163 351289 57260107