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136272663 = 3217890671
BaseRepresentation
bin10000001111101…
…01101100010111
3100111102100221200
420013311230113
5234341211123
621304443543
73243204252
oct1007655427
9314370850
10136272663
116aa1673a
12397795b3
1322303917
1414154099
15be6c143
hex81f5b17

136272663 has 12 divisors (see below), whose sum is σ = 208417248. Its totient is φ = 85504320.

The previous prime is 136272641. The next prime is 136272679. The reversal of 136272663 is 366272631.

136272663 is a `hidden beast` number, since 1 + 3 + 627 + 26 + 6 + 3 = 666.

It is not a de Polignac number, because 136272663 - 28 = 136272407 is a prime.

It is a super-2 number, since 2×1362726632 = 37140477362223138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136270663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445183 + ... + 445488.

It is an arithmetic number, because the mean of its divisors is an integer number (17368104).

Almost surely, 2136272663 is an apocalyptic number.

136272663 is a deficient number, since it is larger than the sum of its proper divisors (72144585).

136272663 is a wasteful number, since it uses less digits than its factorization.

136272663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890694 (or 890691 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 136272663 is about 11673.5882658247. The cubic root of 136272663 is about 514.5997619251.

It can be divided in two parts, 13627 and 2663, that added together give a triangular number (16290 = T180).

The spelling of 136272663 in words is "one hundred thirty-six million, two hundred seventy-two thousand, six hundred sixty-three".

Divisors: 1 3 9 17 51 153 890671 2672013 8016039 15141407 45424221 136272663