Base | Representation |
---|---|
bin | 10111010101000111… |
… | …110101101100101001 |
3 | 2101122210211010100100 |
4 | 113111013311230221 |
5 | 402300403012231 |
6 | 15301421500013 |
7 | 1544526133140 |
oct | 272507655451 |
9 | 71583733310 |
10 | 25050438441 |
11 | a695357196 |
12 | 4a31411609 |
13 | 2492b16352 |
14 | 12d8d56757 |
15 | 9b93371e6 |
hex | 5d51f5b29 |
25050438441 has 24 divisors (see below), whose sum is σ = 41362776000. Its totient is φ = 14311188576.
The previous prime is 25050438437. The next prime is 25050438487. The reversal of 25050438441 is 14483405052.
It is a happy number.
It is not a de Polignac number, because 25050438441 - 22 = 25050438437 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 25050438396 and 25050438405.
It is not an unprimeable number, because it can be changed into a prime (25050438421) 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, 238810 + ... + 327308.
It is an arithmetic number, because the mean of its divisors is an integer number (1723449000).
Almost surely, 225050438441 is an apocalyptic number.
25050438441 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
25050438441 is a deficient number, since it is larger than the sum of its proper divisors (16312337559).
25050438441 is a wasteful number, since it uses less digits than its factorization.
25050438441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93005 (or 93002 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
The spelling of 25050438441 in words is "twenty-five billion, fifty million, four hundred thirty-eight thousand, four hundred forty-one".
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