Base | Representation |
---|---|
bin | 10000010010011… |
… | …01001100101000 |
3 | 100112002120121101 |
4 | 20021031030220 |
5 | 234434143310 |
6 | 21320251144 |
7 | 3246226225 |
oct | 1011151450 |
9 | 315076541 |
10 | 136631080 |
11 | 70140a53 |
12 | 39910ab4 |
13 | 223caac1 |
14 | 1420894c |
15 | bedd43a |
hex | 824d328 |
136631080 has 16 divisors (see below), whose sum is σ = 307420020. Its totient is φ = 54652416.
The previous prime is 136631041. The next prime is 136631087. The reversal of 136631080 is 80136631.
It can be written as a sum of positive squares in 2 ways, for example, as 130005604 + 6625476 = 11402^2 + 2574^2 .
It is not an unprimeable number, because it can be changed into a prime (136631087) 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, 1707849 + ... + 1707928.
Almost surely, 2136631080 is an apocalyptic number.
136631080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
136631080 is an abundant number, since it is smaller than the sum of its proper divisors (170788940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136631080 is a wasteful number, since it uses less digits than its factorization.
136631080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3415788 (or 3415784 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 136631080 is about 11688.9298055896. The cubic root of 136631080 is about 515.0505244678.
The spelling of 136631080 in words is "one hundred thirty-six million, six hundred thirty-one thousand, eighty".
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