Base | Representation |
---|---|
bin | 10000001111011… |
… | …10000101100001 |
3 | 100111100210012200 |
4 | 20013232011201 |
5 | 234334212010 |
6 | 21304043413 |
7 | 3243014361 |
oct | 1007560541 |
9 | 314323180 |
10 | 136241505 |
11 | 6a9a5294 |
12 | 39763569 |
13 | 222c269a |
14 | 141469a1 |
15 | be62cc0 |
hex | 81ee161 |
136241505 has 24 divisors (see below), whose sum is σ = 236513472. Its totient is φ = 72550944.
The previous prime is 136241503. The next prime is 136241509. The reversal of 136241505 is 505142631.
136241505 is a `hidden beast` number, since 136 + 24 + 1 + 505 = 666.
It is not a de Polignac number, because 136241505 - 21 = 136241503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (136241503) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33492 + ... + 37338.
It is an arithmetic number, because the mean of its divisors is an integer number (9854728).
Almost surely, 2136241505 is an apocalyptic number.
136241505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
136241505 is a deficient number, since it is larger than the sum of its proper divisors (100271967).
136241505 is a wasteful number, since it uses less digits than its factorization.
136241505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4645 (or 4642 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 136241505 is about 11672.2536384368. The cubic root of 136241505 is about 514.5605387941.
It can be divided in two parts, 13624 and 1505, that added together give a square (15129 = 1232).
The spelling of 136241505 in words is "one hundred thirty-six million, two hundred forty-one thousand, five hundred five".
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