Search a number
-
+
57986051 = 296132779
BaseRepresentation
bin1101110100110…
…0110000000011
311001002222220112
43131030300003
5104321023201
65430501535
71302605354
oct335146003
9131088815
1057986051
112a805862
12175048ab
13c023396
1479b5d2b
1551560bb
hex374cc03

57986051 has 8 divisors (see below), whose sum is σ = 60970800. Its totient is φ = 55067040.

The previous prime is 57986029. The next prime is 57986053. The reversal of 57986051 is 15068975.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57986051 - 26 = 57985987 is a prime.

It is a super-2 number, since 2×579860512 = 6724764221149202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57986053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14621 + ... + 18158.

It is an arithmetic number, because the mean of its divisors is an integer number (7621350).

Almost surely, 257986051 is an apocalyptic number.

57986051 is a deficient number, since it is larger than the sum of its proper divisors (2984749).

57986051 is a wasteful number, since it uses less digits than its factorization.

57986051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32869.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 57986051 is about 7614.8572540790. The cubic root of 57986051 is about 387.0566300470.

The spelling of 57986051 in words is "fifty-seven million, nine hundred eighty-six thousand, fifty-one".

Divisors: 1 29 61 1769 32779 950591 1999519 57986051