Base | Representation |
---|---|
bin | 10000001111110… |
… | …01100111100100 |
3 | 100111110012000010 |
4 | 20013321213210 |
5 | 234342214430 |
6 | 21305050220 |
7 | 3243302160 |
oct | 1007714744 |
9 | 314405003 |
10 | 136288740 |
11 | 6aa27825 |
12 | 39786970 |
13 | 2230b033 |
14 | 14159ca0 |
15 | be71cb0 |
hex | 81f99e4 |
136288740 has 48 divisors (see below), whose sum is σ = 436125312. Its totient is φ = 31151616.
The previous prime is 136288727. The next prime is 136288751. The reversal of 136288740 is 47882631.
136288740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161829 + ... + 162668.
It is an arithmetic number, because the mean of its divisors is an integer number (9085944).
Almost surely, 2136288740 is an apocalyptic number.
136288740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
136288740 is an abundant number, since it is smaller than the sum of its proper divisors (299836572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136288740 is a wasteful number, since it uses less digits than its factorization.
136288740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324516 (or 324514 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 39.
The square root of 136288740 is about 11674.2768512658. The cubic root of 136288740 is about 514.6199980577.
The spelling of 136288740 in words is "one hundred thirty-six million, two hundred eighty-eight thousand, seven hundred forty".
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