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136134356 = 22216115749
BaseRepresentation
bin10000001110100…
…11111011010100
3100111011100020012
420013103323110
5234322244411
621301455352
73242060111
oct1007237324
9314140205
10136134356
116a931836
1239711558
1322285997
1414119908
15be4118b
hex81d3ed4

136134356 has 12 divisors (see below), whose sum is σ = 238360500. Its totient is φ = 68031360.

The previous prime is 136134353. The next prime is 136134389. The reversal of 136134356 is 653431631.

136134356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34810000 + 101324356 = 5900^2 + 10066^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136134353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770 + ... + 16518.

It is an arithmetic number, because the mean of its divisors is an integer number (19863375).

Almost surely, 2136134356 is an apocalyptic number.

It is an amenable number.

136134356 is a deficient number, since it is larger than the sum of its proper divisors (102226144).

136134356 is a wasteful number, since it uses less digits than its factorization.

136134356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17914 (or 17912 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 136134356 is about 11667.6628336612. The cubic root of 136134356 is about 514.4256090180.

Adding to 136134356 its reverse (653431631), we get a palindrome (789565987).

The spelling of 136134356 in words is "one hundred thirty-six million, one hundred thirty-four thousand, three hundred fifty-six".

Divisors: 1 2 4 2161 4322 8644 15749 31498 62996 34033589 68067178 136134356