Base | Representation |
---|---|
bin | 1010001111110101… |
… | …1001001110100101 |
3 | 21002201002010012210 |
4 | 2203331121032211 |
5 | 21113144432300 |
6 | 1132542434033 |
7 | 125111150466 |
oct | 24375311645 |
9 | 7081063183 |
10 | 2750780325 |
11 | 119181aa77 |
12 | 649292919 |
13 | 34ab86087 |
14 | 1c1490d6d |
15 | 111766050 |
hex | a3f593a5 |
2750780325 has 24 divisors (see below), whose sum is σ = 4568020128. Its totient is φ = 1460610880.
The previous prime is 2750780321. The next prime is 2750780371. The reversal of 2750780325 is 5230870572.
It is not a de Polignac number, because 2750780325 - 22 = 2750780321 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2750780321) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63762 + ... + 97811.
It is an arithmetic number, because the mean of its divisors is an integer number (190334172).
Almost surely, 22750780325 is an apocalyptic number.
2750780325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2750780325 is a deficient number, since it is larger than the sum of its proper divisors (1817239803).
2750780325 is a wasteful number, since it uses less digits than its factorization.
2750780325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161813 (or 161808 counting only the distinct ones).
The product of its (nonzero) digits is 117600, while the sum is 39.
The square root of 2750780325 is about 52447.8819877409. The cubic root of 2750780325 is about 1401.1521680285.
The spelling of 2750780325 in words is "two billion, seven hundred fifty million, seven hundred eighty thousand, three hundred twenty-five".
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