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12303130313 = 167379319423
BaseRepresentation
bin10110111010101001…
…01101111011001001
31011202102111202222002
423131110231323021
5200144100132223
65352454440345
7613611611405
oct133524557311
934672452862
1012303130313
1152438839a1
1224743630b5
131210bba386
14849da8105
154c019be28
hex2dd52dec9

12303130313 has 8 divisors (see below), whose sum is σ = 12380702208. Its totient is φ = 12225605184.

The previous prime is 12303130303. The next prime is 12303130349. The reversal of 12303130313 is 31303130321.

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

It is a cyclic number.

It is not a de Polignac number, because 12303130313 - 24 = 12303130297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12303130303) 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, 623720 + ... + 643142.

It is an arithmetic number, because the mean of its divisors is an integer number (1547587776).

Almost surely, 212303130313 is an apocalyptic number.

It is an amenable number.

12303130313 is a deficient number, since it is larger than the sum of its proper divisors (77571895).

12303130313 is a wasteful number, since it uses less digits than its factorization.

12303130313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23383.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 12303130313 its reverse (31303130321), we get a palindrome (43606260634).

The spelling of 12303130313 in words is "twelve billion, three hundred three million, one hundred thirty thousand, three hundred thirteen".

Divisors: 1 167 3793 19423 633431 3243641 73671439 12303130313