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13283301881 = 131809125339
BaseRepresentation
bin11000101111011111…
…10001100111111001
31021021201212122120202
430113233301213321
5204201011130011
610034031131545
7650113126433
oct142757614771
937251778522
1013283301881
1156a7094343
1226a8673bb5
131338ca4255
14900233653
1552b26323b
hex317bf19f9

13283301881 has 8 divisors (see below), whose sum is σ = 13401352800. Its totient is φ = 13165503520.

The previous prime is 13283301877. The next prime is 13283301947. The reversal of 13283301881 is 18810338231.

It is a happy number.

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 13283301881 - 22 = 13283301877 is a prime.

It is a super-2 number, since 2×132833018812 (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 (13283321881) 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, 43310 + ... + 168648.

It is an arithmetic number, because the mean of its divisors is an integer number (1675169100).

Almost surely, 213283301881 is an apocalyptic number.

It is an amenable number.

13283301881 is a deficient number, since it is larger than the sum of its proper divisors (118050919).

13283301881 is a wasteful number, since it uses less digits than its factorization.

13283301881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126279.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 13283301881 in words is "thirteen billion, two hundred eighty-three million, three hundred one thousand, eight hundred eighty-one".

Divisors: 1 131 809 105979 125339 16419409 101399251 13283301881