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13442513363 = 79391743441
BaseRepresentation
bin11001000010011110…
…00111100111010011
31021200211110102200022
430201033013213103
5210012240411423
610101515414055
7654055323026
oct144117074723
937624412608
1013442513363
115778a48284
122731a5432b
131362c79b26
149174391bd
1553a211dc8
hex3213c79d3

13442513363 has 8 divisors (see below), whose sum is σ = 13616460480. Its totient is φ = 13268661120.

The previous prime is 13442513311. The next prime is 13442513389. The reversal of 13442513363 is 36331524431.

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 13442513363 - 28 = 13442513107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13442513563) 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, 287723 + ... + 331163.

It is an arithmetic number, because the mean of its divisors is an integer number (1702057560).

Almost surely, 213442513363 is an apocalyptic number.

13442513363 is a deficient number, since it is larger than the sum of its proper divisors (173947117).

13442513363 is an equidigital number, since it uses as much as digits as its factorization.

13442513363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47437.

The product of its digits is 77760, while the sum is 35.

The spelling of 13442513363 in words is "thirteen billion, four hundred forty-two million, five hundred thirteen thousand, three hundred sixty-three".

Divisors: 1 79 3917 43441 309443 3431839 170158397 13442513363