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57303141 = 37171511063
BaseRepresentation
bin1101101010011…
…0000001100101
310222211022010120
43122212001211
5104132200031
65404112153
71264032360
oct332460145
9128738116
1057303141
112a389775
1217235659
13bb445ac
1478790d7
15506da96
hex36a6065

57303141 has 32 divisors (see below), whose sum is σ = 93155328. Its totient is φ = 30585600.

The previous prime is 57303131. The next prime is 57303149. The reversal of 57303141 is 14130375.

It is not a de Polignac number, because 57303141 - 210 = 57302117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57303149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53376 + ... + 54438.

It is an arithmetic number, because the mean of its divisors is an integer number (2911104).

Almost surely, 257303141 is an apocalyptic number.

57303141 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

57303141 is a deficient number, since it is larger than the sum of its proper divisors (35852187).

57303141 is a wasteful number, since it uses less digits than its factorization.

57303141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 57303141 is about 7569.8838168099. The cubic root of 57303141 is about 385.5311519622.

The spelling of 57303141 in words is "fifty-seven million, three hundred three thousand, one hundred forty-one".

Divisors: 1 3 7 17 21 51 119 151 357 453 1057 1063 2567 3171 3189 7441 7701 17969 18071 22323 53907 54213 126497 160513 379491 481539 1123591 2728721 3370773 8186163 19101047 57303141