Base | Representation |
---|---|
bin | 1001011010000010… |
… | …1110110111111001 |
3 | 20111222112120102121 |
4 | 2112200232313321 |
5 | 20132420204001 |
6 | 1054323001241 |
7 | 116401350154 |
oct | 22640566771 |
9 | 6458476377 |
10 | 2525163001 |
11 | 1086430379 |
12 | 5a5809221 |
13 | 3131cc8ba |
14 | 19d520c9b |
15 | eba4b6a1 |
hex | 9682edf9 |
2525163001 has 9 divisors (see below), whose sum is σ = 2610858159. Its totient is φ = 2442198600.
The previous prime is 2525162999. The next prime is 2525163041. The reversal of 2525163001 is 1003615252.
The square root of 2525163001 is 50251.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 1940490601 + 584672400 = 44051^2 + 24180^2 .
It is not a de Polignac number, because 2525163001 - 21 = 2525162999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2525163041) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1556971 + ... + 1558591.
It is an arithmetic number, because the mean of its divisors is an integer number (290095351).
Almost surely, 22525163001 is an apocalyptic number.
2525163001 is the 50251-st square number.
2525163001 is the 25126-th centered octagonal number.
It is an amenable number.
2525163001 is a deficient number, since it is larger than the sum of its proper divisors (85695158).
2525163001 is an frugal number, since it uses more digits than its factorization.
2525163001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3304 (or 1652 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
The cubic root of 2525163001 is about 1361.7471419849.
Multiplying 2525163001 by its sum of digits (25), we get a square (63129075025 = 2512552).
Adding to 2525163001 its reverse (1003615252), we get a palindrome (3528778253).
The spelling of 2525163001 in words is "two billion, five hundred twenty-five million, one hundred sixty-three thousand, one".
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