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13302303131 = 138513120199
BaseRepresentation
bin11000110001110000…
…10000100110011011
31021100001122000101202
430120320100212123
5204220342200011
610035550304415
7650433465605
oct143070204633
937301560352
1013302303131
115706892257
1226b2ab810b
13133cbc7bb0
1490297c175
1552cc6823b
hex318e1099b

13302303131 has 8 divisors (see below), whose sum is σ = 14327359200. Its totient is φ = 12277504512.

The previous prime is 13302303121. The next prime is 13302303149. The reversal of 13302303131 is 13130320331.

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-13302303131 is a prime.

It is a super-2 number, since 2×133023031312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13302303101) 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, 50570 + ... + 170768.

It is an arithmetic number, because the mean of its divisors is an integer number (1790919900).

Almost surely, 213302303131 is an apocalyptic number.

13302303131 is a deficient number, since it is larger than the sum of its proper divisors (1025056069).

13302303131 is a wasteful number, since it uses less digits than its factorization.

13302303131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128725.

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

Adding to 13302303131 its reverse (13130320331), we get a palindrome (26432623462).

The spelling of 13302303131 in words is "thirteen billion, three hundred two million, three hundred three thousand, one hundred thirty-one".

Divisors: 1 13 8513 110669 120199 1562587 1023254087 13302303131