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313023203113 = 1923789692543
BaseRepresentation
bin1001000111000011010…
…00110000011100101001
31002220222010101021220011
410203201220300130221
520112032414444423
6355444553331521
731421002216465
oct4434150603451
91086863337804
10313023203113
1111083048a585
12507baa06ba1
1323696c6595a
14112169cb4a5
158220b95b0d
hex48e1a30729

313023203113 has 8 divisors (see below), whose sum is σ = 329512435200. Its totient is φ = 296535403728.

The previous prime is 313023203041. The next prime is 313023203147. The reversal of 313023203113 is 311302320313.

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

It is a de Polignac number, because none of the positive numbers 2k-313023203113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313023503113) 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, 105720 + ... + 798262.

It is an arithmetic number, because the mean of its divisors is an integer number (41189054400).

Almost surely, 2313023203113 is an apocalyptic number.

It is an amenable number.

313023203113 is a deficient number, since it is larger than the sum of its proper divisors (16489232087).

313023203113 is a wasteful number, since it uses less digits than its factorization.

313023203113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716351.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 313023203113 its reverse (311302320313), we get a palindrome (624325523426).

The spelling of 313023203113 in words is "three hundred thirteen billion, twenty-three million, two hundred three thousand, one hundred thirteen".

Divisors: 1 19 23789 451991 692543 13158317 16474905427 313023203113