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13270902 = 232211817
BaseRepresentation
bin110010100111…
…111101110110
3220222020020220
4302213331312
511344132102
61152235210
7220541451
oct62477566
926866226
1013270902
117544697
12453bb06
132998608
141a96498
1512721bc
hexca7f76

13270902 has 8 divisors (see below), whose sum is σ = 26541816. Its totient is φ = 4423632.

The previous prime is 13270867. The next prime is 13270903. The reversal of 13270902 is 20907231.

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

13270902 is an admirable number.

It is a super-3 number, since 3×132709023 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13270903) 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, 1105903 + ... + 1105914.

It is an arithmetic number, because the mean of its divisors is an integer number (3317727).

Almost surely, 213270902 is an apocalyptic number.

13270902 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.

13270902 is a wasteful number, since it uses less digits than its factorization.

13270902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211822.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 13270902 is about 3642.9249237392. The cubic root of 13270902 is about 236.7555384894.

The spelling of 13270902 in words is "thirteen million, two hundred seventy thousand, nine hundred two".

Divisors: 1 2 3 6 2211817 4423634 6635451 13270902