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136118044 = 221511791259
BaseRepresentation
bin10000001110011…
…11111100011100
3100111010111212001
420013033330130
5234321234134
621301252044
73241661416
oct1007177434
9314114761
10136118044
116a920557
1239704024
132227b42a
14141139b6
15be3b414
hex81cff1c

136118044 has 24 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 67177200.

The previous prime is 136118041. The next prime is 136118069. The reversal of 136118044 is 440811631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136118041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107487 + ... + 108745.

It is an arithmetic number, because the mean of its divisors is an integer number (10054800).

Almost surely, 2136118044 is an apocalyptic number.

It is an amenable number.

136118044 is a deficient number, since it is larger than the sum of its proper divisors (105197156).

136118044 is a wasteful number, since it uses less digits than its factorization.

136118044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593 (or 1591 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 136118044 is about 11666.9637866927. The cubic root of 136118044 is about 514.4050615580.

Adding to 136118044 its reverse (440811631), we get a palindrome (576929675).

The spelling of 136118044 in words is "one hundred thirty-six million, one hundred eighteen thousand, forty-four".

Divisors: 1 2 4 151 179 302 358 604 716 1259 2518 5036 27029 54058 108116 190109 225361 380218 450722 760436 901444 34029511 68059022 136118044