Search a number
-
+
57011034 = 2343220973
BaseRepresentation
bin1101100101111…
…0101101011010
310222021110102210
43121132231122
5104043323114
65353535550
71261404633
oct331365532
9128243383
1057011034
112a1aa263
12171145b6
13ba71652
14780088a
155012259
hex365eb5a

57011034 has 16 divisors (see below), whose sum is σ = 116674272. Its totient is φ = 18561648.

The previous prime is 57011021. The next prime is 57011057. The reversal of 57011034 is 43011075.

It is a self number, because there is not a number n which added to its sum of digits gives 57011034.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110229 + ... + 110744.

It is an arithmetic number, because the mean of its divisors is an integer number (7292142).

Almost surely, 257011034 is an apocalyptic number.

57011034 is an abundant number, since it is smaller than the sum of its proper divisors (59663238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57011034 is a wasteful number, since it uses less digits than its factorization.

57011034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221021.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 57011034 is about 7550.5651444114. The cubic root of 57011034 is about 384.8749444854.

The spelling of 57011034 in words is "fifty-seven million, eleven thousand, thirty-four".

Divisors: 1 2 3 6 43 86 129 258 220973 441946 662919 1325838 9501839 19003678 28505517 57011034