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313130424 = 23313047101
BaseRepresentation
bin10010101010011…
…111110110111000
3210211012200012010
4102222133312320
51120130133144
651023245520
710521364455
oct2252376670
9724180163
10313130424
11150832582
1288a498a0
134cb47499
142d83082c
151c7545b9
hex12a9fdb8

313130424 has 16 divisors (see below), whose sum is σ = 782826120. Its totient is φ = 104376800.

The previous prime is 313130387. The next prime is 313130437. The reversal of 313130424 is 424031313.

It is a self number, because there is not a number n which added to its sum of digits gives 313130424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6523527 + ... + 6523574.

Almost surely, 2313130424 is an apocalyptic number.

It is an amenable number.

313130424 is an abundant number, since it is smaller than the sum of its proper divisors (469695696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313130424 is a wasteful number, since it uses less digits than its factorization.

313130424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13047110 (or 13047106 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 313130424 is about 17695.4916292258. The cubic root of 313130424 is about 679.0604267024.

Adding to 313130424 its reverse (424031313), we get a palindrome (737161737).

The spelling of 313130424 in words is "three hundred thirteen million, one hundred thirty thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 13047101 26094202 39141303 52188404 78282606 104376808 156565212 313130424