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13441902 = 232240317
BaseRepresentation
bin110011010001…
…101101101110
3221021220211020
4303101231232
511420120102
61200035010
7222153135
oct63215556
927256736
1013441902
117651111
124602a66
132a283b6
141adc91c
1512a7bbc
hexcd1b6e

13441902 has 8 divisors (see below), whose sum is σ = 26883816. Its totient is φ = 4480632.

The previous prime is 13441889. The next prime is 13441907. The reversal of 13441902 is 20914431.

It is a sphenic number, since it is the product of 3 distinct primes.

13441902 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441907) 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, 1120153 + ... + 1120164.

It is an arithmetic number, because the mean of its divisors is an integer number (3360477).

Almost surely, 213441902 is an apocalyptic number.

13441902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13441902 is a wasteful number, since it uses less digits than its factorization.

13441902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240322.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 13441902 is about 3666.3199533047. The cubic root of 13441902 is about 237.7680931961.

The spelling of 13441902 in words is "thirteen million, four hundred forty-one thousand, nine hundred two".

Divisors: 1 2 3 6 2240317 4480634 6720951 13441902