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13345254331 = 101419315349
BaseRepresentation
bin11000110110111000…
…00110101110111011
31021110001110011100221
430123130012232323
5204312341114311
610044123040511
7651464535013
oct143334065673
937401404327
1013345254331
115729059112
122705370137
131348a85ac6
1490855cc43
155318ee671
hex31b706bbb

13345254331 has 8 divisors (see below), whose sum is σ = 13509594000. Its totient is φ = 13181546400.

The previous prime is 13345254311. The next prime is 13345254341.

13345254331 is nontrivially palindromic in base 10.

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 13345254331 - 27 = 13345254203 is a prime.

It is a super-2 number, since 2×133452543312 (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 (13345254301) 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, 115356 + ... + 199993.

It is an arithmetic number, because the mean of its divisors is an integer number (1688699250).

Almost surely, 213345254331 is an apocalyptic number.

13345254331 is a deficient number, since it is larger than the sum of its proper divisors (164339669).

13345254331 is a wasteful number, since it uses less digits than its factorization.

13345254331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315869.

The product of its digits is 64800, while the sum is 34.

The spelling of 13345254331 in words is "thirteen billion, three hundred forty-five million, two hundred fifty-four thousand, three hundred thirty-one".

Divisors: 1 101 419 42319 315349 31850249 132131231 13345254331