Base | Representation |
---|---|
bin | 10000001111110… |
… | …01000110111101 |
3 | 100111110002010211 |
4 | 20013321012331 |
5 | 234342133103 |
6 | 21305032421 |
7 | 3243263116 |
oct | 1007710675 |
9 | 314402124 |
10 | 136286653 |
11 | 6aa261a8 |
12 | 39785711 |
13 | 2230a0b9 |
14 | 1415920d |
15 | be7136d |
hex | 81f91bd |
136286653 has 4 divisors (see below), whose sum is σ = 136324188. Its totient is φ = 136249120.
The previous prime is 136286611. The next prime is 136286659. The reversal of 136286653 is 356682631.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 356682631 = 163 ⋅2188237.
It can be written as a sum of positive squares in 2 ways, for example, as 38415204 + 97871449 = 6198^2 + 9893^2 .
It is a cyclic number.
It is not a de Polignac number, because 136286653 - 29 = 136286141 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 (136286659) 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, 12658 + ... + 20803.
It is an arithmetic number, because the mean of its divisors is an integer number (34081047).
Almost surely, 2136286653 is an apocalyptic number.
It is an amenable number.
136286653 is a deficient number, since it is larger than the sum of its proper divisors (37535).
136286653 is an equidigital number, since it uses as much as digits as its factorization.
136286653 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37534.
The product of its digits is 155520, while the sum is 40.
The square root of 136286653 is about 11674.1874663721. The cubic root of 136286653 is about 514.6173712391.
The spelling of 136286653 in words is "one hundred thirty-six million, two hundred eighty-six thousand, six hundred fifty-three".
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