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13301130231 = 33492634453
BaseRepresentation
bin11000110001100111…
…10010001111110111
31021022222102102111000
430120303302033313
5204220042131411
610035505214343
7650420512224
oct143063621767
937288372430
1013301130231
115706161014
1226b26313b3
13133c8a707c
1490275494b
1552cad5956
hex318cf23f7

13301130231 has 8 divisors (see below), whose sum is σ = 19705378160. Its totient is φ = 8867420136.

The previous prime is 13301130217. The next prime is 13301130247. The reversal of 13301130231 is 13203110331.

It is a happy number.

13301130231 is a `hidden beast` number, since 1 + 3 + 301 + 130 + 231 = 666.

It is not a de Polignac number, because 13301130231 - 210 = 13301129207 is a prime.

It is a super-2 number, since 2×133011302312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13301130281) 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, 246317200 + ... + 246317253.

It is an arithmetic number, because the mean of its divisors is an integer number (2463172270).

Almost surely, 213301130231 is an apocalyptic number.

13301130231 is a deficient number, since it is larger than the sum of its proper divisors (6404247929).

13301130231 is an equidigital number, since it uses as much as digits as its factorization.

13301130231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492634462 (or 492634456 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 13301130231 its reverse (13203110331), we get a palindrome (26504240562).

The spelling of 13301130231 in words is "thirteen billion, three hundred one million, one hundred thirty thousand, two hundred thirty-one".

Divisors: 1 3 9 27 492634453 1477903359 4433710077 13301130231