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135679336 = 23131304609
BaseRepresentation
bin10000001011001…
…00110101101000
3100110022020001121
420011210311220
5234213214321
621244025024
73235153402
oct1005446550
9313266047
10135679336
116a650991
1239532174
1322156840
141403bb72
15bda1441
hex8164d68

135679336 has 16 divisors (see below), whose sum is σ = 273968100. Its totient is φ = 62621184.

The previous prime is 135679331. The next prime is 135679337. The reversal of 135679336 is 633976531.

It can be written as a sum of positive squares in 2 ways, for example, as 134699236 + 980100 = 11606^2 + 990^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135679292 and 135679301.

It is not an unprimeable number, because it can be changed into a prime (135679331) 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 3 ways as a sum of consecutive naturals, for example, 652201 + ... + 652408.

Almost surely, 2135679336 is an apocalyptic number.

It is an amenable number.

135679336 is an abundant number, since it is smaller than the sum of its proper divisors (138288764).

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

135679336 is a wasteful number, since it uses less digits than its factorization.

135679336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304628 (or 1304624 counting only the distinct ones).

The product of its digits is 306180, while the sum is 43.

The square root of 135679336 is about 11648.1473204969. The cubic root of 135679336 is about 513.8518248413.

The spelling of 135679336 in words is "one hundred thirty-five million, six hundred seventy-nine thousand, three hundred thirty-six".

Divisors: 1 2 4 8 13 26 52 104 1304609 2609218 5218436 10436872 16959917 33919834 67839668 135679336