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13033123372 = 2217191663579
BaseRepresentation
bin11000010001101010…
…11010111000101100
31020122022010021012001
430020311122320230
5203142434421442
65553133022044
7640654502143
oct141065327054
936568107161
1013033123372
115588949545
122638924924
1312c91cb529
148b8d0c75a
155142e62b7
hex308d5ae2c

13033123372 has 12 divisors (see below), whose sum is σ = 24149611080. Its totient is φ = 6133234496.

The previous prime is 13033123361. The next prime is 13033123373. The reversal of 13033123372 is 27332133031.

It is a self number, because there is not a number n which added to its sum of digits gives 13033123372.

It is not an unprimeable number, because it can be changed into a prime (13033123373) 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, 95831722 + ... + 95831857.

It is an arithmetic number, because the mean of its divisors is an integer number (2012467590).

Almost surely, 213033123372 is an apocalyptic number.

It is an amenable number.

13033123372 is a deficient number, since it is larger than the sum of its proper divisors (11116487708).

13033123372 is a wasteful number, since it uses less digits than its factorization.

13033123372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191663600 (or 191663598 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 28.

The spelling of 13033123372 in words is "thirteen billion, thirty-three million, one hundred twenty-three thousand, three hundred seventy-two".

Divisors: 1 2 4 17 34 68 191663579 383327158 766654316 3258280843 6516561686 13033123372