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136013012 = 2297350549
BaseRepresentation
bin10000001101101…
…10010011010100
3100110221011202222
420012312103110
5234304404022
621255121512
73241043252
oct1006662324
9313834688
10136013012
116a859653
1239673298
1322242695
14140c75d2
15be1a242
hex81b64d4

136013012 has 12 divisors (see below), whose sum is σ = 240477300. Its totient is φ = 67305216.

The previous prime is 136012997. The next prime is 136013021. The reversal of 136013012 is 210310631.

It can be written as a sum of positive squares in 2 ways, for example, as 20106256 + 115906756 = 4484^2 + 10766^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174887 + ... + 175662.

It is an arithmetic number, because the mean of its divisors is an integer number (20039775).

Almost surely, 2136013012 is an apocalyptic number.

It is an amenable number.

136013012 is a deficient number, since it is larger than the sum of its proper divisors (104464288).

136013012 is a wasteful number, since it uses less digits than its factorization.

136013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350650 (or 350648 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 136013012 is about 11662.4616612446. The cubic root of 136013012 is about 514.2727183518.

Adding to 136013012 its reverse (210310631), we get a palindrome (346323643).

The spelling of 136013012 in words is "one hundred thirty-six million, thirteen thousand, twelve".

Divisors: 1 2 4 97 194 388 350549 701098 1402196 34003253 68006506 136013012