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13268442 = 2311201037
BaseRepresentation
bin110010100111…
…010111011010
3220222002212210
4302213113122
511344042232
61152215550
7220531335
oct62472732
926862783
1013268442
117542860
12453a5b6
132997465
141a9561c
1512715cc
hexca75da

13268442 has 16 divisors (see below), whose sum is σ = 28949472. Its totient is φ = 4020720.

The previous prime is 13268393. The next prime is 13268443. The reversal of 13268442 is 24486231.

It is not an unprimeable number, because it can be changed into a prime (13268443) 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, 100453 + ... + 100584.

It is an arithmetic number, because the mean of its divisors is an integer number (1809342).

Almost surely, 213268442 is an apocalyptic number.

13268442 is an abundant number, since it is smaller than the sum of its proper divisors (15681030).

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

13268442 is a wasteful number, since it uses less digits than its factorization.

13268442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201053.

The product of its digits is 9216, while the sum is 30.

The square root of 13268442 is about 3642.5872673143. The cubic root of 13268442 is about 236.7409086218.

The spelling of 13268442 in words is "thirteen million, two hundred sixty-eight thousand, four hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 201037 402074 603111 1206222 2211407 4422814 6634221 13268442