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13385755 = 52677151
BaseRepresentation
bin110011000100…
…000000011011
3221012001210201
4303010000123
511411321010
61154523031
7221530345
oct63040033
927161721
1013385755
117612a09
124596477
132a08986
141ac6295
15129623a
hexcc401b

13385755 has 4 divisors (see below), whose sum is σ = 16062912. Its totient is φ = 10708600.

The previous prime is 13385731. The next prime is 13385759. The reversal of 13385755 is 55758331.

13385755 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13385755 - 29 = 13385243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13385759) 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, 1338571 + ... + 1338580.

It is an arithmetic number, because the mean of its divisors is an integer number (4015728).

Almost surely, 213385755 is an apocalyptic number.

13385755 is a deficient number, since it is larger than the sum of its proper divisors (2677157).

13385755 is an equidigital number, since it uses as much as digits as its factorization.

13385755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2677156.

The product of its digits is 63000, while the sum is 37.

The square root of 13385755 is about 3658.6548074395. The cubic root of 13385755 is about 237.4365777096.

The spelling of 13385755 in words is "thirteen million, three hundred eighty-five thousand, seven hundred fifty-five".

Divisors: 1 5 2677151 13385755