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13885255 = 53537867
BaseRepresentation
bin110100111101…
…111101000111
3222010102222201
4310331331013
512023312010
61213335331
7226010536
oct64757507
928112881
1013885255
11792421a
124797547
132b52137
141bb631d
15134423a
hexd3df47

13885255 has 8 divisors (see below), whose sum is σ = 16711632. Its totient is φ = 11075328.

The previous prime is 13885253. The next prime is 13885271. The reversal of 13885255 is 55258831.

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 13885255 - 21 = 13885253 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 (13885253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2169 + ... + 5698.

It is an arithmetic number, because the mean of its divisors is an integer number (2088954).

Almost surely, 213885255 is an apocalyptic number.

13885255 is a deficient number, since it is larger than the sum of its proper divisors (2826377).

13885255 is an equidigital number, since it uses as much as digits as its factorization.

13885255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8225.

The product of its digits is 48000, while the sum is 37.

The square root of 13885255 is about 3726.2923932510. The cubic root of 13885255 is about 240.3539626572.

The spelling of 13885255 in words is "thirteen million, eight hundred eighty-five thousand, two hundred fifty-five".

Divisors: 1 5 353 1765 7867 39335 2777051 13885255