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13804908 = 2231388493
BaseRepresentation
bin110100101010…
…010101101100
3221222100202220
4310222111230
512013224113
61211515340
7225224355
oct64522554
927870686
1013804908
117879917
124758b50
132b246b0
141b94d2c
15132a523
hexd2a56c

13804908 has 24 divisors (see below), whose sum is σ = 34689648. Its totient is φ = 4247616.

The previous prime is 13804897. The next prime is 13804909. The reversal of 13804908 is 80940831.

13804908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13804909) 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, 44091 + ... + 44402.

It is an arithmetic number, because the mean of its divisors is an integer number (1445402).

Almost surely, 213804908 is an apocalyptic number.

It is an amenable number.

13804908 is an abundant number, since it is smaller than the sum of its proper divisors (20884740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13804908 is a wasteful number, since it uses less digits than its factorization.

13804908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88513 (or 88511 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 13804908 is about 3715.4956600701. The cubic root of 13804908 is about 239.8894629866.

It can be divided in two parts, 1380 and 4908, that multiplied together give a triangular number (6773040 = T3680).

The spelling of 13804908 in words is "thirteen million, eight hundred four thousand, nine hundred eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 88493 176986 265479 353972 530958 1061916 1150409 2300818 3451227 4601636 6902454 13804908