Base | Representation |
---|---|
bin | 10000001111110… |
… | …01101001110000 |
3 | 100111110012012022 |
4 | 20013321221300 |
5 | 234342221010 |
6 | 21305051012 |
7 | 3243302450 |
oct | 1007715160 |
9 | 314405168 |
10 | 136288880 |
11 | 6aa27942 |
12 | 39786a68 |
13 | 2230b110 |
14 | 14159d60 |
15 | be71d55 |
hex | 81f9a70 |
136288880 has 160 divisors (see below), whose sum is σ = 396057984. Its totient is φ = 42467328.
The previous prime is 136288877. The next prime is 136288937. The reversal of 136288880 is 88882631.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 706064 + ... + 706256.
Almost surely, 2136288880 is an apocalyptic number.
136288880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 136288880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198028992).
136288880 is an abundant number, since it is smaller than the sum of its proper divisors (259769104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136288880 is a wasteful number, since it uses less digits than its factorization.
136288880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323 (or 317 counting only the distinct ones).
The product of its (nonzero) digits is 147456, while the sum is 44.
The square root of 136288880 is about 11674.2828473530. The cubic root of 136288880 is about 514.6201742689.
The spelling of 136288880 in words is "one hundred thirty-six million, two hundred eighty-eight thousand, eight hundred eighty".
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