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136683135 = 32523413221
BaseRepresentation
bin10000010010110…
…01111001111111
3100112012020000100
420021121321333
5234442330020
621321332143
73246534051
oct1011317177
9315166010
10136683135
1170177076
1239937053
13224186c4
141421d8d1
15beeda90
hex8259e7f

136683135 has 48 divisors (see below), whose sum is σ = 253326528. Its totient is φ = 68006400.

The previous prime is 136683133. The next prime is 136683187. The reversal of 136683135 is 531386631.

It is a happy number.

It is not a de Polignac number, because 136683135 - 21 = 136683133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136683135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136683133) 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, 40825 + ... + 44045.

It is an arithmetic number, because the mean of its divisors is an integer number (5277636).

Almost surely, 2136683135 is an apocalyptic number.

136683135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136683135 is a deficient number, since it is larger than the sum of its proper divisors (116643393).

136683135 is a wasteful number, since it uses less digits than its factorization.

136683135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296 (or 3293 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 136683135 is about 11691.1562730125. The cubic root of 136683135 is about 515.1159257681.

The spelling of 136683135 in words is "one hundred thirty-six million, six hundred eighty-three thousand, one hundred thirty-five".

Divisors: 1 3 5 9 15 23 41 45 69 115 123 205 207 345 369 615 943 1035 1845 2829 3221 4715 8487 9663 14145 16105 28989 42435 48315 74083 132061 144945 222249 370415 396183 660305 666747 1111245 1188549 1980915 3037403 3333735 5942745 9112209 15187015 27336627 45561045 136683135