Base | Representation |
---|---|
bin | 111111011001000100… |
… | …0100011001001001000 |
3 | 111000101022110011111202 |
4 | 1332302020203021020 |
5 | 4212244414243340 |
6 | 142312145243332 |
7 | 12556330524125 |
oct | 1766210431110 |
9 | 430338404452 |
10 | 136132571720 |
11 | 52808319022 |
12 | 22472633548 |
13 | cab65797b2 |
14 | 6835b4774c |
15 | 381b436c15 |
hex | 1fb2223248 |
136132571720 has 32 divisors (see below), whose sum is σ = 306312547320. Its totient is φ = 54450493440.
The previous prime is 136132571713. The next prime is 136132571801. The reversal of 136132571720 is 27175231631.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 40971427396 + 95161144324 = 202414^2 + 308482^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958424 + ... + 1091256.
Almost surely, 2136132571720 is an apocalyptic number.
136132571720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
136132571720 is an abundant number, since it is smaller than the sum of its proper divisors (170179975600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136132571720 is a wasteful number, since it uses less digits than its factorization.
136132571720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158465 (or 158461 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 38.
The spelling of 136132571720 in words is "one hundred thirty-six billion, one hundred thirty-two million, five hundred seventy-one thousand, seven hundred twenty".
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