Base | Representation |
---|---|
bin | 10000001111001… |
… | …11101111000111 |
3 | 100111022110112100 |
4 | 20013213233013 |
5 | 234332343440 |
6 | 21303323143 |
7 | 3242545503 |
oct | 1007475707 |
9 | 314273470 |
10 | 136215495 |
11 | 6a987799 |
12 | 397504b3 |
13 | 222b38b0 |
14 | 1413b303 |
15 | be5a230 |
hex | 81e7bc7 |
136215495 has 24 divisors (see below), whose sum is σ = 254270016. Its totient is φ = 67059648.
The previous prime is 136215493. The next prime is 136215517. The reversal of 136215495 is 594512631.
It is not a de Polignac number, because 136215495 - 21 = 136215493 is a prime.
It is a super-2 number, since 2×1362154952 = 37109322156190050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136215491) 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, 115839 + ... + 117008.
It is an arithmetic number, because the mean of its divisors is an integer number (10594584).
Almost surely, 2136215495 is an apocalyptic number.
136215495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
136215495 is a deficient number, since it is larger than the sum of its proper divisors (118054521).
136215495 is a wasteful number, since it uses less digits than its factorization.
136215495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 232871 (or 232868 counting only the distinct ones).
The product of its digits is 32400, while the sum is 36.
The square root of 136215495 is about 11671.1394045312. The cubic root of 136215495 is about 514.5277916235.
The spelling of 136215495 in words is "one hundred thirty-six million, two hundred fifteen thousand, four hundred ninety-five".
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