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57276101 = 155936739
BaseRepresentation
bin1101101001111…
…1011011000101
310222202221001002
43122133123011
5104130313401
65403343045
71263560501
oct332373305
9128687032
1057276101
112a370423
1217221a85
13bb351ac
14786d301
155065a6b
hex369f6c5

57276101 has 4 divisors (see below), whose sum is σ = 57314400. Its totient is φ = 57237804.

The previous prime is 57276097. The next prime is 57276103. The reversal of 57276101 is 10167275.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57276101 - 22 = 57276097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57276103) 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, 16811 + ... + 19928.

It is an arithmetic number, because the mean of its divisors is an integer number (14328600).

Almost surely, 257276101 is an apocalyptic number.

It is an amenable number.

57276101 is a deficient number, since it is larger than the sum of its proper divisors (38299).

57276101 is a wasteful number, since it uses less digits than its factorization.

57276101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38298.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 57276101 is about 7568.0975812948. The cubic root of 57276101 is about 385.4705014037.

The spelling of 57276101 in words is "fifty-seven million, two hundred seventy-six thousand, one hundred one".

Divisors: 1 1559 36739 57276101