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57375353 = 78196479
BaseRepresentation
bin1101101011011…
…1101001111001
310222221222012002
43122313221321
5104142002403
65405430345
71264453040
oct332675171
9128858162
1057375353
112a428a52
121726b3b5
13bb6b419
147897557
155085188
hex36b7a79

57375353 has 4 divisors (see below), whose sum is σ = 65571840. Its totient is φ = 49178868.

The previous prime is 57375349. The next prime is 57375361. The reversal of 57375353 is 35357375.

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 57375353 - 22 = 57375349 is a prime.

It is a super-2 number, since 2×573753532 = 6583862263749218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57375053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4098233 + ... + 4098246.

It is an arithmetic number, because the mean of its divisors is an integer number (16392960).

Almost surely, 257375353 is an apocalyptic number.

It is an amenable number.

57375353 is a deficient number, since it is larger than the sum of its proper divisors (8196487).

57375353 is an equidigital number, since it uses as much as digits as its factorization.

57375353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196486.

The product of its digits is 165375, while the sum is 38.

The square root of 57375353 is about 7574.6520052079. The cubic root of 57375353 is about 385.6930295883.

The spelling of 57375353 in words is "fifty-seven million, three hundred seventy-five thousand, three hundred fifty-three".

Divisors: 1 7 8196479 57375353