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13302130331 = 72131891743
BaseRepresentation
bin11000110001101111…
…00110011010011011
31021100001022020100202
430120313212122123
5204220321132311
610035542452415
7650432146040
oct143067463233
937301266322
1013302130331
115706784446
1226b2a3410b
13133cb67349
149029351c7
1552cc31e3b
hex318de669b

13302130331 has 8 divisors (see below), whose sum is σ = 15209585664. Its totient is φ = 11396462760.

The previous prime is 13302130319. The next prime is 13302130351. The reversal of 13302130331 is 13303120331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13302130331 is a prime.

It is a super-2 number, since 2×133021303312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13302130351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430955 + ... + 460788.

It is an arithmetic number, because the mean of its divisors is an integer number (1901198208).

Almost surely, 213302130331 is an apocalyptic number.

13302130331 is a deficient number, since it is larger than the sum of its proper divisors (1907455333).

13302130331 is an equidigital number, since it uses as much as digits as its factorization.

13302130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893881.

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

Adding to 13302130331 its reverse (13303120331), we get a palindrome (26605250662).

The spelling of 13302130331 in words is "thirteen billion, three hundred two million, one hundred thirty thousand, three hundred thirty-one".

Divisors: 1 7 2131 14917 891743 6242201 1900304333 13302130331