Base | Representation |
---|---|
bin | 111100010111110… |
… | …0010100010001000 |
3 | 12020011202122121000 |
4 | 1320233202202020 |
5 | 13122041300021 |
6 | 533002215000 |
7 | 101125255635 |
oct | 17057424210 |
9 | 5204678530 |
10 | 2025728136 |
11 | 94a51a593 |
12 | 4864b4460 |
13 | 2638b4b03 |
14 | 15307518c |
15 | bcc95b26 |
hex | 78be2888 |
2025728136 has 64 divisors (see below), whose sum is σ = 5631926400. Its totient is φ = 674654400.
The previous prime is 2025728119. The next prime is 2025728137. The reversal of 2025728136 is 6318275202.
2025728136 is a `hidden beast` number, since 2 + 0 + 2 + 572 + 81 + 3 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 2025728136.
It is not an unprimeable number, because it can be changed into a prime (2025728137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294901 + ... + 301691.
It is an arithmetic number, because the mean of its divisors is an integer number (87998850).
Almost surely, 22025728136 is an apocalyptic number.
It is an amenable number.
2025728136 is an abundant number, since it is smaller than the sum of its proper divisors (3606198264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2025728136 is a wasteful number, since it uses less digits than its factorization.
2025728136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8187 (or 8177 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 2025728136 is about 45008.0896728577. The cubic root of 2025728136 is about 1265.3006177287.
The spelling of 2025728136 in words is "two billion, twenty-five million, seven hundred twenty-eight thousand, one hundred thirty-six".
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