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13345913347 = 131636298213
BaseRepresentation
bin11000110110111101…
…00111101000000011
31021110002200122100221
430123132213220003
5204313023211342
610044145123511
7651503251234
oct143336475003
937402618327
1013345913347
115729469258
122705629597
131348c56a60
1490869108b
155319cea67
hex31b7a7a03

13345913347 has 8 divisors (see below), whose sum is σ = 14460699344. Its totient is φ = 12243724128.

The previous prime is 13345913299. The next prime is 13345913351. The reversal of 13345913347 is 74331954331.

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-13345913347 is a prime.

It is a super-2 number, since 2×133459133472 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13345983347) 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, 3146988 + ... + 3151225.

It is an arithmetic number, because the mean of its divisors is an integer number (1807587418).

Almost surely, 213345913347 is an apocalyptic number.

13345913347 is a deficient number, since it is larger than the sum of its proper divisors (1114785997).

13345913347 is a wasteful number, since it uses less digits than its factorization.

13345913347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6298389.

The product of its digits is 408240, while the sum is 43.

The spelling of 13345913347 in words is "thirteen billion, three hundred forty-five million, nine hundred thirteen thousand, three hundred forty-seven".

Divisors: 1 13 163 2119 6298213 81876769 1026608719 13345913347