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135237612 = 22347239783
BaseRepresentation
bin10000000111110…
…00111111101100
3100102110210010110
420003320333230
5234110100422
621230340020
73231333516
oct1003707754
9312423113
10135237612
116a37a024
123935a610
1322030773
1413d64bb6
15bd1560c
hex80f8fec

135237612 has 24 divisors (see below), whose sum is σ = 322269696. Its totient is φ = 44119888.

The previous prime is 135237607. The next prime is 135237629. The reversal of 135237612 is 216732531.

It is a self number, because there is not a number n which added to its sum of digits gives 135237612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119328 + ... + 120455.

It is an arithmetic number, because the mean of its divisors is an integer number (13427904).

Almost surely, 2135237612 is an apocalyptic number.

135237612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135237612 is an abundant number, since it is smaller than the sum of its proper divisors (187032084).

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

135237612 is a wasteful number, since it uses less digits than its factorization.

135237612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239837 (or 239835 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 135237612 is about 11629.1707356974. The cubic root of 135237612 is about 513.2935785633.

The spelling of 135237612 in words is "one hundred thirty-five million, two hundred thirty-seven thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 239783 479566 719349 959132 1438698 2877396 11269801 22539602 33809403 45079204 67618806 135237612