Base | Representation |
---|---|
bin | 10111010011100111… |
… | …110000001111001100 |
3 | 2101121001102102122110 |
4 | 113103213300033030 |
5 | 402222431002002 |
6 | 15255121544020 |
7 | 1544102055162 |
oct | 272347601714 |
9 | 71531372573 |
10 | 25025250252 |
11 | a682112a02 |
12 | 4a24aa5010 |
13 | 248a8375b2 |
14 | 12d587b232 |
15 | 9b700de6c |
hex | 5d39f03cc |
25025250252 has 48 divisors (see below), whose sum is σ = 59858168832. Its totient is φ = 8133034560.
The previous prime is 25025250233. The next prime is 25025250269. The reversal of 25025250252 is 25205252052.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243877 + ... + 330947.
It is an arithmetic number, because the mean of its divisors is an integer number (1247045184).
Almost surely, 225025250252 is an apocalyptic number.
It is an amenable number.
25025250252 is an abundant number, since it is smaller than the sum of its proper divisors (34832918580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25025250252 is a wasteful number, since it uses less digits than its factorization.
25025250252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87678 (or 87676 counting only the distinct ones).
The product of its (nonzero) digits is 20000, while the sum is 30.
The spelling of 25025250252 in words is "twenty-five billion, twenty-five million, two hundred fifty thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •