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57038732 = 2227751479
BaseRepresentation
bin1101100110010…
…1011110001100
310222022212102122
43121211132030
5104100214412
65354312112
71261551452
oct331453614
9128285378
1057038732
112a219053
1217128638
13ba8113a
14780a9d2
15501a572
hex366578c

57038732 has 12 divisors (see below), whose sum is σ = 100180080. Its totient is φ = 28415856.

The previous prime is 57038713. The next prime is 57038767. The reversal of 57038732 is 23783075.

It is a junction number, because it is equal to n+sod(n) for n = 57038692 and 57038701.

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, 24632 + ... + 26847.

It is an arithmetic number, because the mean of its divisors is an integer number (8348340).

Almost surely, 257038732 is an apocalyptic number.

It is an amenable number.

57038732 is a deficient number, since it is larger than the sum of its proper divisors (43141348).

57038732 is a wasteful number, since it uses less digits than its factorization.

57038732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51760 (or 51758 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 57038732 is about 7552.3990890312. The cubic root of 57038732 is about 384.9372630669.

The spelling of 57038732 in words is "fifty-seven million, thirty-eight thousand, seven hundred thirty-two".

Divisors: 1 2 4 277 554 1108 51479 102958 205916 14259683 28519366 57038732