Base | Representation |
---|---|
bin | 10000010100111… |
… | …01100001010111 |
3 | 100112201021220211 |
4 | 20022131201113 |
5 | 240030210322 |
6 | 21331310251 |
7 | 3252066355 |
oct | 1012354127 |
9 | 315637824 |
10 | 136960087 |
11 | 70346160 |
12 | 39a4b387 |
13 | 224b4794 |
14 | 142927d5 |
15 | c055b77 |
hex | 829d857 |
136960087 has 8 divisors (see below), whose sum is σ = 149666832. Its totient is φ = 124296000.
The previous prime is 136960081. The next prime is 136960097. The reversal of 136960087 is 780069631.
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 136960087 - 223 = 128571479 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 (136960081) 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, 3748 + ... + 16969.
It is an arithmetic number, because the mean of its divisors is an integer number (18708354).
Almost surely, 2136960087 is an apocalyptic number.
136960087 is a deficient number, since it is larger than the sum of its proper divisors (12706745).
136960087 is a wasteful number, since it uses less digits than its factorization.
136960087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21329.
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 136960087 is about 11702.9947876601. The cubic root of 136960087 is about 515.4636061614.
The spelling of 136960087 in words is "one hundred thirty-six million, nine hundred sixty thousand, eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •