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468885313 = 13172121653
BaseRepresentation
bin11011111100101…
…001111101000001
31012200021211201201
4123330221331001
51430013312223
6114305501201
714422313401
oct3374517501
91180254651
10468885313
11220745526
12111041801
13761ac940
14463b6801
152b26dead
hex1bf29f41

468885313 has 8 divisors (see below), whose sum is σ = 534656808. Its totient is φ = 407357184.

The previous prime is 468885299. The next prime is 468885317. The reversal of 468885313 is 313588864.

It can be written as a sum of positive squares in 4 ways, for example, as 49168144 + 419717169 = 7012^2 + 20487^2 .

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

It is not a de Polignac number, because 468885313 - 25 = 468885281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (468885317) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1060606 + ... + 1061047.

It is an arithmetic number, because the mean of its divisors is an integer number (66832101).

Almost surely, 2468885313 is an apocalyptic number.

It is an amenable number.

468885313 is a deficient number, since it is larger than the sum of its proper divisors (65771495).

468885313 is a wasteful number, since it uses less digits than its factorization.

468885313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121683.

The product of its digits is 552960, while the sum is 46.

The square root of 468885313 is about 21653.7597890066. The cubic root of 468885313 is about 776.8828657777.

The spelling of 468885313 in words is "four hundred sixty-eight million, eight hundred eighty-five thousand, three hundred thirteen".

Divisors: 1 13 17 221 2121653 27581489 36068101 468885313