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136675908 = 22327694937
BaseRepresentation
bin10000010010110…
…00001001000100
3100112011212002200
420021120021010
5234442112113
621321234500
73246504015
oct1011301104
9315155080
10136675908
11701716a6
1239932a30
1322415325
141421b00c
15beeb873
hex8258244

136675908 has 36 divisors (see below), whose sum is σ = 346005660. Its totient is φ = 45490176.

The previous prime is 136675907. The next prime is 136675909. The reversal of 136675908 is 809576631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136675907) and next prime (136675909).

It can be written as a sum of positive squares in 2 ways, for example, as 56430144 + 80245764 = 7512^2 + 8958^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (136675901) 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, 25216 + ... + 30152.

Almost surely, 2136675908 is an apocalyptic number.

136675908 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

136675908 is an abundant number, since it is smaller than the sum of its proper divisors (209329752).

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

136675908 is a wasteful number, since it uses less digits than its factorization.

136675908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5716 (or 5711 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 136675908 is about 11690.8471891476. The cubic root of 136675908 is about 515.1068468416.

The spelling of 136675908 in words is "one hundred thirty-six million, six hundred seventy-five thousand, nine hundred eight".

Divisors: 1 2 3 4 6 9 12 18 36 769 1538 2307 3076 4614 4937 6921 9228 9874 13842 14811 19748 27684 29622 44433 59244 88866 177732 3796553 7593106 11389659 15186212 22779318 34168977 45558636 68337954 136675908