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57466292 = 22139711393
BaseRepresentation
bin1101101100110…
…1110110110100
311000010120221012
43123031312310
5104202410132
65411411352
71265312132
oct333156664
9130116835
1057466292
112a490304
12172b3b58
13bba0930
1478bc752
1550a20b2
hex36cddb4

57466292 has 24 divisors (see below), whose sum is σ = 109427976. Its totient is φ = 26247168.

The previous prime is 57466271. The next prime is 57466303. The reversal of 57466292 is 29266475.

It can be written as a sum of positive squares in 4 ways, for example, as 4990756 + 52475536 = 2234^2 + 7244^2 .

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 653 + ... + 10740.

It is an arithmetic number, because the mean of its divisors is an integer number (4559499).

Almost surely, 257466292 is an apocalyptic number.

57466292 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

57466292 is a deficient number, since it is larger than the sum of its proper divisors (51961684).

57466292 is a wasteful number, since it uses less digits than its factorization.

57466292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11507 (or 11505 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 57466292 is about 7580.6524785140. The cubic root of 57466292 is about 385.8966944143.

It can be divided in two parts, 574 and 66292, that added together give a palindrome (66866).

The spelling of 57466292 in words is "fifty-seven million, four hundred sixty-six thousand, two hundred ninety-two".

Divisors: 1 2 4 13 26 52 97 194 388 1261 2522 5044 11393 22786 45572 148109 296218 592436 1105121 2210242 4420484 14366573 28733146 57466292