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57002627 = 115182057
BaseRepresentation
bin1101100101110…
…0101010000011
310222021000220102
43121130222003
5104043041002
65353433015
71261341263
oct331345203
9128230812
1057002627
112a1a3a10
121710b76b
13ba6a886
1477db7a3
15500ea02
hex365ca83

57002627 has 4 divisors (see below), whose sum is σ = 62184696. Its totient is φ = 51820560.

The previous prime is 57002599. The next prime is 57002633. The reversal of 57002627 is 72620075.

It is a happy number.

57002627 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 57002627 - 222 = 52808323 is a prime.

It is a super-3 number, since 3×570026273 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57002627.

It is not an unprimeable number, because it can be changed into a prime (57002677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591018 + ... + 2591039.

It is an arithmetic number, because the mean of its divisors is an integer number (15546174).

Almost surely, 257002627 is an apocalyptic number.

57002627 is a deficient number, since it is larger than the sum of its proper divisors (5182069).

57002627 is a wasteful number, since it uses less digits than its factorization.

57002627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182068.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 57002627 is about 7550.0084105913. The cubic root of 57002627 is about 384.8560253249.

The spelling of 57002627 in words is "fifty-seven million, two thousand, six hundred twenty-seven".

Divisors: 1 11 5182057 57002627