Search a number
-
+
57714860 = 2257412249
BaseRepresentation
bin1101110000101…
…0100010101100
311000121012220102
43130022202230
5104233333420
65421010232
71300365620
oct334124254
9130535812
1057714860
112a640035
12173b3978
13bc59b08
147945180
155100a75
hex370a8ac

57714860 has 24 divisors (see below), whose sum is σ = 138516000. Its totient is φ = 19787904.

The previous prime is 57714859. The next prime is 57714883. The reversal of 57714860 is 6841775.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

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, 205985 + ... + 206264.

It is an arithmetic number, because the mean of its divisors is an integer number (5771500).

Almost surely, 257714860 is an apocalyptic number.

It is an amenable number.

57714860 is an abundant number, since it is smaller than the sum of its proper divisors (80801140).

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

57714860 is a wasteful number, since it uses less digits than its factorization.

57714860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412265 (or 412263 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 57714860 is about 7597.0296827115. The cubic root of 57714860 is about 386.4522873601.

The spelling of 57714860 in words is "fifty-seven million, seven hundred fourteen thousand, eight hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 412249 824498 1648996 2061245 2885743 4122490 5771486 8244980 11542972 14428715 28857430 57714860