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136283087 = 5315117029
BaseRepresentation
bin10000001111110…
…00001111001111
3100111102220020202
420013320033033
5234342024322
621305004115
73243246533
oct1007701717
9314386222
10136283087
116aa23556
123978363b
13223085a5
1414157bc3
15be70292
hex81f83cf

136283087 has 8 divisors (see below), whose sum is σ = 139782240. Its totient is φ = 132818400.

The previous prime is 136283083. The next prime is 136283107. The reversal of 136283087 is 780382631.

It is a happy number.

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 136283087 - 22 = 136283083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136283087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136283083) 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, 512 + ... + 16517.

It is an arithmetic number, because the mean of its divisors is an integer number (17472780).

Almost surely, 2136283087 is an apocalyptic number.

136283087 is a deficient number, since it is larger than the sum of its proper divisors (3499153).

136283087 is a wasteful number, since it uses less digits than its factorization.

136283087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17233.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 136283087 is about 11674.0347352576. The cubic root of 136283087 is about 514.6128828036.

The spelling of 136283087 in words is "one hundred thirty-six million, two hundred eighty-three thousand, eighty-seven".

Divisors: 1 53 151 8003 17029 902537 2571379 136283087