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136730377 = 7231734909
BaseRepresentation
bin10000010011001…
…01011100001001
3100112021121211001
420021211130021
5240000333002
621322335001
73250121560
oct1011453411
9315247731
10136730377
11701a9613
123995a461
1322434064
1414232bd7
15c00ca87
hex8265709

136730377 has 16 divisors (see below), whose sum is σ = 164033280. Its totient is φ = 111431232.

The previous prime is 136730369. The next prime is 136730381. The reversal of 136730377 is 773037631.

It is a cyclic number.

It is not a de Polignac number, because 136730377 - 23 = 136730369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136730357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25399 + ... + 30307.

It is an arithmetic number, because the mean of its divisors is an integer number (10252080).

Almost surely, 2136730377 is an apocalyptic number.

It is an amenable number.

136730377 is a deficient number, since it is larger than the sum of its proper divisors (27302903).

136730377 is a wasteful number, since it uses less digits than its factorization.

136730377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112.

The product of its (nonzero) digits is 55566, while the sum is 37.

The square root of 136730377 is about 11693.1765145319. The cubic root of 136730377 is about 515.1752656992.

The spelling of 136730377 in words is "one hundred thirty-six million, seven hundred thirty thousand, three hundred seventy-seven".

Divisors: 1 7 23 161 173 1211 3979 4909 27853 34363 112907 790349 849257 5944799 19532911 136730377