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135342864 = 2432939881
BaseRepresentation
bin10000001000100…
…10101100010000
3100102200010111200
420010102230100
5234121432424
621232511200
73232252416
oct1004225420
9312603450
10135342864
116a441108
12393ab500
1322069647
1413d912b6
15bd368c9
hex8112b10

135342864 has 30 divisors (see below), whose sum is σ = 378772446. Its totient is φ = 45114240.

The previous prime is 135342863. The next prime is 135342877. The reversal of 135342864 is 468243531.

It can be written as a sum of positive squares in only one way, i.e., 68757264 + 66585600 = 8292^2 + 8160^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (135342863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 469797 + ... + 470084.

Almost surely, 2135342864 is an apocalyptic number.

It is an amenable number.

135342864 is an abundant number, since it is smaller than the sum of its proper divisors (243429582).

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

135342864 is a wasteful number, since it uses less digits than its factorization.

135342864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939895 (or 939886 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 135342864 is about 11633.6951997205. The cubic root of 135342864 is about 513.4267051532.

The spelling of 135342864 in words is "one hundred thirty-five million, three hundred forty-two thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 939881 1879762 2819643 3759524 5639286 7519048 8458929 11278572 15038096 16917858 22557144 33835716 45114288 67671432 135342864