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136407359 = 1112400669
BaseRepresentation
bin10000010000101…
…10100100111111
3100111200012201102
420020112210333
5234410013414
621311403315
73244305044
oct1010264477
9314605642
10136407359
116aaa8960
123982353b
132235001a
141418b1cb
15be96ede
hex821693f

136407359 has 4 divisors (see below), whose sum is σ = 148808040. Its totient is φ = 124006680.

The previous prime is 136407353. The next prime is 136407361. The reversal of 136407359 is 953704631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136407359 - 212 = 136403263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136407353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6200324 + ... + 6200345.

It is an arithmetic number, because the mean of its divisors is an integer number (37202010).

Almost surely, 2136407359 is an apocalyptic number.

136407359 is a deficient number, since it is larger than the sum of its proper divisors (12400681).

136407359 is a wasteful number, since it uses less digits than its factorization.

136407359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12400680.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 136407359 is about 11679.3561038270. The cubic root of 136407359 is about 514.7692547224.

It can be divided in two parts, 13640735 and 9, that multiplied together give a triangular number (122766615 = T15669).

The spelling of 136407359 in words is "one hundred thirty-six million, four hundred seven thousand, three hundred fifty-nine".

Divisors: 1 11 12400669 136407359