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57794772 = 22374714639
BaseRepresentation
bin1101110001111…
…0000011010100
311000202021112010
43130132003110
5104243413042
65422424220
71301150610
oct334360324
9130667463
1057794772
112a695082
1217432070
13bc872b9
147966340
15511959c
hex371e0d4

57794772 has 48 divisors (see below), whose sum is σ = 157409280. Its totient is φ = 16160352.

The previous prime is 57794753. The next prime is 57794783. The reversal of 57794772 is 27749775.

57794772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3372 + ... + 11267.

It is an arithmetic number, because the mean of its divisors is an integer number (3279360).

Almost surely, 257794772 is an apocalyptic number.

It is an amenable number.

57794772 is an abundant number, since it is smaller than the sum of its proper divisors (99614508).

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

57794772 is a wasteful number, since it uses less digits than its factorization.

57794772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14700 (or 14698 counting only the distinct ones).

The product of its digits is 864360, while the sum is 48.

The square root of 57794772 is about 7602.2872873892. The cubic root of 57794772 is about 386.6305657272.

The spelling of 57794772 in words is "fifty-seven million, seven hundred ninety-four thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 47 84 94 141 188 282 329 564 658 987 1316 1974 3948 14639 29278 43917 58556 87834 102473 175668 204946 307419 409892 614838 688033 1229676 1376066 2064099 2752132 4128198 4816231 8256396 9632462 14448693 19264924 28897386 57794772