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57910193 = 1117330431
BaseRepresentation
bin1101110011101…
…0001110110001
311000222010211222
43130322032301
5104311111233
65425114425
71302141245
oct334721661
9130863758
1057910193
112a763870
1217488a15
13bcc79b3
147996425
15513d898
hex373a3b1

57910193 has 8 divisors (see below), whose sum is σ = 63542016. Its totient is φ = 52339600.

The previous prime is 57910189. The next prime is 57910199. The reversal of 57910193 is 39101975.

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

It is a cyclic number.

It is not a de Polignac number, because 57910193 - 22 = 57910189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57910199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13313 + ... + 17118.

It is an arithmetic number, because the mean of its divisors is an integer number (7942752).

Almost surely, 257910193 is an apocalyptic number.

It is an amenable number.

57910193 is a deficient number, since it is larger than the sum of its proper divisors (5631823).

57910193 is a wasteful number, since it uses less digits than its factorization.

57910193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30615.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 57910193 is about 7609.8747033049. The cubic root of 57910193 is about 386.8877724553.

The spelling of 57910193 in words is "fifty-seven million, nine hundred ten thousand, one hundred ninety-three".

Divisors: 1 11 173 1903 30431 334741 5264563 57910193