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57758542 = 2241119831
BaseRepresentation
bin1101110001010…
…1001101001110
311000200102211021
43130111031032
5104241233132
65421544354
71300640152
oct334251516
9130612737
1057758542
112a66a936
12174150ba
13bc7396a
147957062
15510d997
hex371534e

57758542 has 8 divisors (see below), whose sum is σ = 86998032. Its totient is φ = 28759200.

The previous prime is 57758539. The next prime is 57758593. The reversal of 57758542 is 24585775.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59434 + ... + 60397.

It is an arithmetic number, because the mean of its divisors is an integer number (10874754).

Almost surely, 257758542 is an apocalyptic number.

57758542 is a deficient number, since it is larger than the sum of its proper divisors (29239490).

57758542 is a wasteful number, since it uses less digits than its factorization.

57758542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120074.

The product of its digits is 392000, while the sum is 43.

The square root of 57758542 is about 7599.9040783420. The cubic root of 57758542 is about 386.5497593790.

The spelling of 57758542 in words is "fifty-seven million, seven hundred fifty-eight thousand, five hundred forty-two".

Divisors: 1 2 241 482 119831 239662 28879271 57758542