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136107311 = 2713591399
BaseRepresentation
bin10000001110011…
…01010100101111
3100111002222010112
420013031110233
5234320413221
621301130235
73241615214
oct1007152457
9314088115
10136107311
116a91348a
12396b997b
1322276592
141410db0b
15be3815b
hex81cd52f

136107311 has 8 divisors (see below), whose sum is σ = 137088000. Its totient is φ = 135130680.

The previous prime is 136107299. The next prime is 136107313. The reversal of 136107311 is 113701631.

136107311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136107311 - 222 = 131913007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136107313) 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, 96590 + ... + 97988.

It is an arithmetic number, because the mean of its divisors is an integer number (17136000).

Almost surely, 2136107311 is an apocalyptic number.

136107311 is a deficient number, since it is larger than the sum of its proper divisors (980689).

136107311 is a wasteful number, since it uses less digits than its factorization.

136107311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 136107311 is about 11666.5038036251. The cubic root of 136107311 is about 514.3915408067.

Adding to 136107311 its reverse (113701631), we get a palindrome (249808942).

The spelling of 136107311 in words is "one hundred thirty-six million, one hundred seven thousand, three hundred eleven".

Divisors: 1 271 359 1399 97289 379129 502241 136107311