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57319406 = 2149192347
BaseRepresentation
bin1101101010100…
…1111111101110
310222212010102222
43122221333232
5104133210111
65404315342
71264130654
oct332517756
9128763388
1057319406
112a39aa11
1217242b52
13bb4bb11
147880dd4
1550737db
hex36a9fee

57319406 has 8 divisors (see below), whose sum is σ = 86556600. Its totient is φ = 28467208.

The previous prime is 57319373. The next prime is 57319417. The reversal of 57319406 is 60491375.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95876 + ... + 96471.

It is an arithmetic number, because the mean of its divisors is an integer number (10819575).

Almost surely, 257319406 is an apocalyptic number.

57319406 is a deficient number, since it is larger than the sum of its proper divisors (29237194).

57319406 is a wasteful number, since it uses less digits than its factorization.

57319406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192498.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 57319406 is about 7570.9580635478. The cubic root of 57319406 is about 385.5676250704.

The spelling of 57319406 in words is "fifty-seven million, three hundred nineteen thousand, four hundred six".

Divisors: 1 2 149 298 192347 384694 28659703 57319406