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136042444 = 2261557551
BaseRepresentation
bin10000001101111…
…01011111001100
3100110222200011001
420012331133030
5234311324234
621255510044
73241225126
oct1006753714
9313880131
10136042444
116a87977a
1239688324
1322252bb5
14140d4216
15be23d14
hex81bd7cc

136042444 has 12 divisors (see below), whose sum is σ = 241977568. Its totient is φ = 66906000.

The previous prime is 136042441. The next prime is 136042499. The reversal of 136042444 is 444240631.

It is not an unprimeable number, because it can be changed into a prime (136042441) 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, 278532 + ... + 279019.

Almost surely, 2136042444 is an apocalyptic number.

It is an amenable number.

136042444 is a deficient number, since it is larger than the sum of its proper divisors (105935124).

136042444 is a wasteful number, since it uses less digits than its factorization.

136042444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557616 (or 557614 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 136042444 is about 11663.7234192174. The cubic root of 136042444 is about 514.3098103495.

The spelling of 136042444 in words is "one hundred thirty-six million, forty-two thousand, four hundred forty-four".

Divisors: 1 2 4 61 122 244 557551 1115102 2230204 34010611 68021222 136042444