Base | Representation |
---|---|
bin | 1001010101010111… |
… | …0100011000100100 |
3 | 20110121120211211210 |
4 | 2111111310120210 |
5 | 20112403243042 |
6 | 1052342031420 |
7 | 116042415642 |
oct | 22525643044 |
9 | 6417524753 |
10 | 2505524772 |
11 | 1076337933 |
12 | 59b118570 |
13 | 30c11504a |
14 | 19aa8c192 |
15 | e9e6ca9c |
hex | 95574624 |
2505524772 has 24 divisors (see below), whose sum is σ = 5848939936. Its totient is φ = 834787008.
The previous prime is 2505524767. The next prime is 2505524773. The reversal of 2505524772 is 2774255052.
It is a self number, because there is not a number n which added to its sum of digits gives 2505524772.
It is not an unprimeable number, because it can be changed into a prime (2505524773) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20953 + ... + 73824.
Almost surely, 22505524772 is an apocalyptic number.
It is an amenable number.
2505524772 is an abundant number, since it is smaller than the sum of its proper divisors (3343415164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2505524772 is a wasteful number, since it uses less digits than its factorization.
2505524772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96987 (or 96985 counting only the distinct ones).
The product of its (nonzero) digits is 196000, while the sum is 39.
The square root of 2505524772 is about 50055.2172305745. The cubic root of 2505524772 is about 1358.2078419637.
The spelling of 2505524772 in words is "two billion, five hundred five million, five hundred twenty-four thousand, seven hundred seventy-two".
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