Base | Representation |
---|---|
bin | 10001010110111… |
… | …00100000100000 |
3 | 101010222120211022 |
4 | 20223130200200 |
5 | 244233403223 |
6 | 22240505012 |
7 | 3415431203 |
oct | 1053344040 |
9 | 333876738 |
10 | 145606688 |
11 | 75211507 |
12 | 4091b168 |
13 | 24221306 |
14 | 154a393a |
15 | cbb2ac8 |
hex | 8adc820 |
145606688 has 24 divisors (see below), whose sum is σ = 292075308. Its totient is φ = 71428864.
The previous prime is 145606627. The next prime is 145606693. The reversal of 145606688 is 886606541.
It can be written as a sum of positive squares in 2 ways, for example, as 112105744 + 33500944 = 10588^2 + 5788^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41231 + ... + 44622.
Almost surely, 2145606688 is an apocalyptic number.
It is an amenable number.
145606688 is an abundant number, since it is smaller than the sum of its proper divisors (146468620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145606688 is an equidigital number, since it uses as much as digits as its factorization.
145606688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85916 (or 85908 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 44.
The square root of 145606688 is about 12066.7596313178. The cubic root of 145606688 is about 526.0904777687.
The spelling of 145606688 in words is "one hundred forty-five million, six hundred six thousand, six hundred eighty-eight".
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