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13223103112 = 233314993619
BaseRepresentation
bin11000101000010100…
…01000101010001000
31021010112121020101201
430110022020222020
5204040103244422
610024040553544
7645452344012
oct142412105210
937115536351
1013223103112
11567610809a
1226904828b4
13132968798b
148d62431b2
15525d21727
hex314288a88

13223103112 has 16 divisors (see below), whose sum is σ = 24868227600. Its totient is φ = 6591575760.

The previous prime is 13223103097. The next prime is 13223103133. The reversal of 13223103112 is 21130132231.

It is a self number, because there is not a number n which added to its sum of digits gives 13223103112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494162 + ... + 2499457.

It is an arithmetic number, because the mean of its divisors is an integer number (1554264225).

Almost surely, 213223103112 is an apocalyptic number.

It is an amenable number.

13223103112 is a deficient number, since it is larger than the sum of its proper divisors (11645124488).

13223103112 is a wasteful number, since it uses less digits than its factorization.

13223103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993956 (or 4993952 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13223103112 its reverse (21130132231), we get a palindrome (34353235343).

The spelling of 13223103112 in words is "thirteen billion, two hundred twenty-three million, one hundred three thousand, one hundred twelve".

Divisors: 1 2 4 8 331 662 1324 2648 4993619 9987238 19974476 39948952 1652887889 3305775778 6611551556 13223103112