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135265272 = 23343131071
BaseRepresentation
bin10000000111111…
…11101111111000
3100102112012001220
420003333233320
5234111442042
621231112040
73231510252
oct1003775770
9312465056
10135265272
116a39888a
1239372620
132204022c
1413d70cd2
15bd1d8ec
hex80ffbf8

135265272 has 32 divisors (see below), whose sum is σ = 346030080. Its totient is φ = 44039520.

The previous prime is 135265261. The next prime is 135265279. The reversal of 135265272 is 272562531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135265279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64504 + ... + 66567.

It is an arithmetic number, because the mean of its divisors is an integer number (10813440).

Almost surely, 2135265272 is an apocalyptic number.

135265272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135265272 is an abundant number, since it is smaller than the sum of its proper divisors (210764808).

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

135265272 is a wasteful number, since it uses less digits than its factorization.

135265272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131123 (or 131119 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 135265272 is about 11630.3599256429. The cubic root of 135265272 is about 513.3285706348.

The spelling of 135265272 in words is "one hundred thirty-five million, two hundred sixty-five thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 131071 262142 393213 524284 786426 1048568 1572852 3145704 5636053 11272106 16908159 22544212 33816318 45088424 67632636 135265272