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13442750863 = 41117326939
BaseRepresentation
bin11001000010100000…
…00001100110001111
31021200211220111110121
430201100001212033
5210012321011423
610101524445411
7654060332323
oct144120014617
937624814417
1013442750863
11577909a763
122731b49867
131363030c69
1491749b983
1553a25c45d
hex32140198f

13442750863 has 4 divisors (see below), whose sum is σ = 13443118920. Its totient is φ = 13442382808.

The previous prime is 13442750831. The next prime is 13442750873. The reversal of 13442750863 is 36805724431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13442750863 - 25 = 13442750831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13442750803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122353 + ... + 204586.

It is an arithmetic number, because the mean of its divisors is an integer number (3360779730).

Almost surely, 213442750863 is an apocalyptic number.

13442750863 is a deficient number, since it is larger than the sum of its proper divisors (368057).

13442750863 is an equidigital number, since it uses as much as digits as its factorization.

13442750863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368056.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 13442750863 in words is "thirteen billion, four hundred forty-two million, seven hundred fifty thousand, eight hundred sixty-three".

Divisors: 1 41117 326939 13442750863