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57783092 = 2242134313
BaseRepresentation
bin1101110001101…
…1001100110100
311000201200111112
43130123030310
5104243024332
65422254152
71301101553
oct334331464
9130650445
1057783092
112a687324
1217427358
13bc81ba3
147961d9a
155115db2
hex371b334

57783092 has 12 divisors (see below), whose sum is σ = 101363556. Its totient is φ = 28822080.

The previous prime is 57783079. The next prime is 57783113. The reversal of 57783092 is 29038775.

It can be written as a sum of positive squares in 2 ways, for example, as 5885476 + 51897616 = 2426^2 + 7204^2 .

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, 15473 + ... + 18840.

It is an arithmetic number, because the mean of its divisors is an integer number (8446963).

Almost surely, 257783092 is an apocalyptic number.

It is an amenable number.

57783092 is a deficient number, since it is larger than the sum of its proper divisors (43580464).

57783092 is a wasteful number, since it uses less digits than its factorization.

57783092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34738 (or 34736 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 57783092 is about 7601.5190587145. The cubic root of 57783092 is about 386.6045186812.

The spelling of 57783092 in words is "fifty-seven million, seven hundred eighty-three thousand, ninety-two".

Divisors: 1 2 4 421 842 1684 34313 68626 137252 14445773 28891546 57783092