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13013299999 = 72265577551
BaseRepresentation
bin11000001111010011…
…10011001100011111
31020120220211010122001
430013221303030133
5203122401044444
65551144103131
7640324140100
oct140751631437
936526733561
1013013299999
115578739997
122632164aa7
1312c507a61b
148b642c3a7
155126cc8d4
hex307a7331f

13013299999 has 6 divisors (see below), whose sum is σ = 15137920464. Its totient is φ = 11154257100.

The previous prime is 13013299997. The next prime is 13013300017. The reversal of 13013299999 is 99999231031.

It is not a de Polignac number, because 13013299999 - 21 = 13013299997 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 (13013299991) 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 5 ways as a sum of consecutive naturals, for example, 132788727 + ... + 132788824.

It is an arithmetic number, because the mean of its divisors is an integer number (2522986744).

Almost surely, 213013299999 is an apocalyptic number.

13013299999 is a deficient number, since it is larger than the sum of its proper divisors (2124620465).

13013299999 is an equidigital number, since it uses as much as digits as its factorization.

13013299999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265577565 (or 265577558 counting only the distinct ones).

The product of its (nonzero) digits is 1062882, while the sum is 55.

The spelling of 13013299999 in words is "thirteen billion, thirteen million, two hundred ninety-nine thousand, nine hundred ninety-nine".

Divisors: 1 7 49 265577551 1859042857 13013299999