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57275337 = 3724111317
BaseRepresentation
bin1101101001111…
…1001111001001
310222202212222210
43122133033021
5104130302322
65403335333
71263555330
oct332371711
9128685883
1057275337
112a36a899
1217221549
13bb34a42
14786cd17
15506570c
hex369f3c9

57275337 has 16 divisors (see below), whose sum is σ = 87646592. Its totient is φ = 32590080.

The previous prime is 57275333. The next prime is 57275341. The reversal of 57275337 is 73357275.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (57275333) and next prime (57275341).

It is not a de Polignac number, because 57275337 - 22 = 57275333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57275295 and 57275304.

It is not an unprimeable number, because it can be changed into a prime (57275333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598 + ... + 10719.

It is an arithmetic number, because the mean of its divisors is an integer number (5477912).

Almost surely, 257275337 is an apocalyptic number.

It is an amenable number.

57275337 is a deficient number, since it is larger than the sum of its proper divisors (30371255).

57275337 is a wasteful number, since it uses less digits than its factorization.

57275337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11568.

The product of its digits is 154350, while the sum is 39.

The square root of 57275337 is about 7568.0471060902. The cubic root of 57275337 is about 385.4687874790.

The spelling of 57275337 in words is "fifty-seven million, two hundred seventy-five thousand, three hundred thirty-seven".

Divisors: 1 3 7 21 241 723 1687 5061 11317 33951 79219 237657 2727397 8182191 19091779 57275337