Search a number
-
+
57688675 = 52113167101
BaseRepresentation
bin1101110000010…
…0001001100011
311000112212222121
43130010021203
5104232014200
65420245111
71300226362
oct334041143
9130485877
1057688675
112a6223a0
12173a0797
13bc4ac15
1479397d9
1550e7e1a
hex3704263

57688675 has 48 divisors (see below), whose sum is σ = 82566144. Its totient is φ = 39600000.

The previous prime is 57688663. The next prime is 57688679.

57688675 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57688675 - 217 = 57557603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57688679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 571125 + ... + 571225.

It is an arithmetic number, because the mean of its divisors is an integer number (1720128).

Almost surely, 257688675 is an apocalyptic number.

57688675 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57688675 is a deficient number, since it is larger than the sum of its proper divisors (24877469).

57688675 is a wasteful number, since it uses less digits than its factorization.

57688675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 215 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 52.

The square root of 57688675 is about 7595.3061162800. The cubic root of 57688675 is about 386.3938345695.

The spelling of 57688675 in words is "fifty-seven million, six hundred eighty-eight thousand, six hundred seventy-five".

Divisors: 1 5 11 25 31 55 67 101 155 275 335 341 505 737 775 1111 1675 1705 2077 2525 3131 3685 5555 6767 8525 10385 15655 18425 22847 27775 33835 34441 51925 74437 78275 114235 169175 172205 209777 372185 571175 861025 1048885 1860925 2307547 5244425 11537735 57688675