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57496497 = 3166711497
BaseRepresentation
bin1101101101010…
…1001110110001
311000012010100220
43123111032301
5104204341442
65412203253
71265466162
oct333251661
9130163326
1057496497
112a500a73
1217309529
13bbb15c6
1478c9769
1550aaeec
hex36d53b1

57496497 has 8 divisors (see below), whose sum is σ = 76714656. Its totient is φ = 38304672.

The previous prime is 57496493. The next prime is 57496559. The reversal of 57496497 is 79469475.

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

It is not a de Polignac number, because 57496497 - 22 = 57496493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57496493) 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, 748 + ... + 10749.

It is an arithmetic number, because the mean of its divisors is an integer number (9589332).

Almost surely, 257496497 is an apocalyptic number.

It is an amenable number.

57496497 is a deficient number, since it is larger than the sum of its proper divisors (19218159).

57496497 is a wasteful number, since it uses less digits than its factorization.

57496497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13167.

The product of its digits is 1905120, while the sum is 51.

The square root of 57496497 is about 7582.6444595537. The cubic root of 57496497 is about 385.9642932777.

It can be divided in two parts, 5749 and 6497, that added together give a triangular number (12246 = T156).

The spelling of 57496497 in words is "fifty-seven million, four hundred ninety-six thousand, four hundred ninety-seven".

Divisors: 1 3 1667 5001 11497 34491 19165499 57496497