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136013524 = 22313108637
BaseRepresentation
bin10000001101101…
…10011011010100
3100110221012110221
420012312123110
5234304413044
621255124124
73241044613
oct1006663324
9313835427
10136013524
116a859a79
1239673644
132224299a
14140c787a
15be1a484
hex81b66d4

136013524 has 12 divisors (see below), whose sum is σ = 238786324. Its totient is φ = 67788864.

The previous prime is 136013491. The next prime is 136013531. The reversal of 136013524 is 425310631.

It can be written as a sum of positive squares in 2 ways, for example, as 16548624 + 119464900 = 4068^2 + 10930^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53067 + ... + 55570.

Almost surely, 2136013524 is an apocalyptic number.

It is an amenable number.

136013524 is a deficient number, since it is larger than the sum of its proper divisors (102772800).

136013524 is a wasteful number, since it uses less digits than its factorization.

136013524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108954 (or 108952 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 136013524 is about 11662.4836119928. The cubic root of 136013524 is about 514.2733636511.

It can be divided in two parts, 1360 and 13524, that added together give a square (14884 = 1222).

The spelling of 136013524 in words is "one hundred thirty-six million, thirteen thousand, five hundred twenty-four".

Divisors: 1 2 4 313 626 1252 108637 217274 434548 34003381 68006762 136013524