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11315800013 = 77872054057
BaseRepresentation
bin10101000100111100…
…10110011111001101
31002012121200012102012
422202132112133031
5141133321100023
65110504511005
7550262466410
oct124236263715
932177605365
1011315800013
114887524041
12223977b465
1310b4497c6b
14794bd7b77
1546366e978
hex2a27967cd

11315800013 has 8 divisors (see below), whose sum is σ = 12948781632. Its totient is φ = 9686928096.

The previous prime is 11315800003. The next prime is 11315800051. The reversal of 11315800013 is 31000851311.

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 11315800013 - 28 = 11315799757 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 (11315800003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021520 + ... + 1032537.

It is an arithmetic number, because the mean of its divisors is an integer number (1618597704).

Almost surely, 211315800013 is an apocalyptic number.

It is an amenable number.

11315800013 is a deficient number, since it is larger than the sum of its proper divisors (1632981619).

11315800013 is an equidigital number, since it uses as much as digits as its factorization.

11315800013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054851.

The product of its (nonzero) digits is 360, while the sum is 23.

The spelling of 11315800013 in words is "eleven billion, three hundred fifteen million, eight hundred thousand, thirteen".

Divisors: 1 7 787 5509 2054057 14378399 1616542859 11315800013