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136427499 = 321317113607
BaseRepresentation
bin10000010000110…
…11011111101011
3100111201020100100
420020123133223
5234411134444
621312040443
73244420545
oct1010333753
9314636310
10136427499
1170011aaa
1239833123
1322359240
1414194695
15be9ce69
hex821b7eb

136427499 has 48 divisors (see below), whose sum is σ = 227066112. Its totient is φ = 78188544.

The previous prime is 136427491. The next prime is 136427503. The reversal of 136427499 is 994724631.

It is a happy number.

136427499 is a `hidden beast` number, since 136 + 4 + 27 + 499 = 666.

It is not a de Polignac number, because 136427499 - 23 = 136427491 is a prime.

It is a super-2 number, since 2×1364274992 = 37224924966790002, which contains 22 as substring.

Its product of digits (326592) is a multiple of the sum of its prime factors (756).

It is not an unprimeable number, because it can be changed into a prime (136427491) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 224454 + ... + 225060.

It is an arithmetic number, because the mean of its divisors is an integer number (4730544).

Almost surely, 2136427499 is an apocalyptic number.

136427499 is a deficient number, since it is larger than the sum of its proper divisors (90638613).

136427499 is a wasteful number, since it uses less digits than its factorization.

136427499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 753 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 136427499 is about 11680.2182770700. The cubic root of 136427499 is about 514.7945880150.

The spelling of 136427499 in words is "one hundred thirty-six million, four hundred twenty-seven thousand, four hundred ninety-nine".

Divisors: 1 3 9 13 17 39 51 113 117 153 221 339 607 663 1017 1469 1821 1921 1989 4407 5463 5763 7891 10319 13221 17289 23673 24973 30957 68591 71019 74919 92871 134147 205773 224757 402441 617319 891683 1166047 1207323 2675049 3498141 8025147 10494423 15158611 45475833 136427499