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13055522053 = 71865074579
BaseRepresentation
bin11000010100010101…
…10111010100000101
31020200212021020101211
430022022313110011
5203214203201203
65555253051421
7641346051340
oct141212672405
936625236354
1013055522053
11559a557a52
122644326b71
131300a416a2
148bbc9d457
1551626cc6d
hex30a2b7505

13055522053 has 4 divisors (see below), whose sum is σ = 14920596640. Its totient is φ = 11190447468.

The previous prime is 13055522033. The next prime is 13055522083. The reversal of 13055522053 is 35022555031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35022555031 = 95113682321.

It is a cyclic number.

It is not a de Polignac number, because 13055522053 - 25 = 13055522021 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 (13055522033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 932537283 + ... + 932537296.

It is an arithmetic number, because the mean of its divisors is an integer number (3730149160).

Almost surely, 213055522053 is an apocalyptic number.

It is an amenable number.

13055522053 is a deficient number, since it is larger than the sum of its proper divisors (1865074587).

13055522053 is an equidigital number, since it uses as much as digits as its factorization.

13055522053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865074586.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 13055522053 in words is "thirteen billion, fifty-five million, five hundred twenty-two thousand, fifty-three".

Divisors: 1 7 1865074579 13055522053