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135107679 = 376433699
BaseRepresentation
bin10000000110110…
…01010001011111
3100102020011220010
420003121101133
5234041421204
621223454303
73230252640
oct1003312137
9312204803
10135107679
116a2a0443
12392b7393
1321cb6595
1413d2d6c7
15bcdbd89
hex80d945f

135107679 has 8 divisors (see below), whose sum is σ = 205878400. Its totient is φ = 77204376.

The previous prime is 135107647. The next prime is 135107701. The reversal of 135107679 is 976701531.

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

It is not a de Polignac number, because 135107679 - 25 = 135107647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135107629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3216829 + ... + 3216870.

It is an arithmetic number, because the mean of its divisors is an integer number (25734800).

Almost surely, 2135107679 is an apocalyptic number.

135107679 is a deficient number, since it is larger than the sum of its proper divisors (70770721).

135107679 is an equidigital number, since it uses as much as digits as its factorization.

135107679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6433709.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 135107679 is about 11623.5828813667. The cubic root of 135107679 is about 513.1291392376.

The spelling of 135107679 in words is "one hundred thirty-five million, one hundred seven thousand, six hundred seventy-nine".

Divisors: 1 3 7 21 6433699 19301097 45035893 135107679