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135132508 = 2274826161
BaseRepresentation
bin10000000110111…
…11010101011100
3100102021102221201
420003133111130
5234043220013
621224205244
73230415220
oct1003372534
9312242851
10135132508
116a308065
1239309824
1321cc4984
1413d38780
15bce43dd
hex80df55c

135132508 has 12 divisors (see below), whose sum is σ = 270265072. Its totient is φ = 57913920.

The previous prime is 135132493. The next prime is 135132509. The reversal of 135132508 is 805231531.

135132508 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

135132508 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 4826161 = 135132508 / (1 + 3 + 5 + 1 + 3 + 2 + 5 + 0 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135132509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2413053 + ... + 2413108.

Almost surely, 2135132508 is an apocalyptic number.

It is an amenable number.

135132508 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135132508 is a wasteful number, since it uses less digits than its factorization.

135132508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4826172 (or 4826170 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 135132508 is about 11624.6508764780. The cubic root of 135132508 is about 513.1605702244.

The spelling of 135132508 in words is "one hundred thirty-five million, one hundred thirty-two thousand, five hundred eight".

Divisors: 1 2 4 7 14 28 4826161 9652322 19304644 33783127 67566254 135132508