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57674743 = 78239249
BaseRepresentation
bin1101110000000…
…0101111110111
311000112011212121
43130000233313
5104231042433
65420100411
71300140640
oct334005767
9130464777
1057674743
112a612985
1217394707
13bc44789
1479346c7
1550e3c2d
hex3700bf7

57674743 has 4 divisors (see below), whose sum is σ = 65914000. Its totient is φ = 49435488.

The previous prime is 57674717. The next prime is 57674753. The reversal of 57674743 is 34747675.

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

It is a cyclic number.

It is not a de Polignac number, because 57674743 - 217 = 57543671 is a prime.

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 57674743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57674753) 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, 4119618 + ... + 4119631.

It is an arithmetic number, because the mean of its divisors is an integer number (16478500).

Almost surely, 257674743 is an apocalyptic number.

57674743 is a deficient number, since it is larger than the sum of its proper divisors (8239257).

57674743 is an equidigital number, since it uses as much as digits as its factorization.

57674743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8239256.

The product of its digits is 493920, while the sum is 43.

The square root of 57674743 is about 7594.3889155086. The cubic root of 57674743 is about 386.3627269485.

The spelling of 57674743 in words is "fifty-seven million, six hundred seventy-four thousand, seven hundred forty-three".

Divisors: 1 7 8239249 57674743