Base | Representation |
---|---|
bin | 10111011111111010… |
… | …010011110111111011 |
3 | 2102010102102000201202 |
4 | 113133322103313323 |
5 | 403133222111103 |
6 | 15331405204415 |
7 | 1552154466440 |
oct | 273772236773 |
9 | 72112360652 |
10 | 25231441403 |
11 | a778544413 |
12 | 4a81b6070b |
13 | 24c147b8ac |
14 | 1314dd19c7 |
15 | 9ca18c988 |
hex | 5dfe93dfb |
25231441403 has 8 divisors (see below), whose sum is σ = 28900159200. Its totient is φ = 21578780160.
The previous prime is 25231441357. The next prime is 25231441447. The reversal of 25231441403 is 30414413252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25231441403 - 216 = 25231375867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25231441483) 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, 4010768 + ... + 4017053.
It is an arithmetic number, because the mean of its divisors is an integer number (3612519900).
Almost surely, 225231441403 is an apocalyptic number.
25231441403 is a deficient number, since it is larger than the sum of its proper divisors (3668717797).
25231441403 is an equidigital number, since it uses as much as digits as its factorization.
25231441403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8028277.
The product of its (nonzero) digits is 11520, while the sum is 29.
Adding to 25231441403 its reverse (30414413252), we get a palindrome (55645854655).
The spelling of 25231441403 in words is "twenty-five billion, two hundred thirty-one million, four hundred forty-one thousand, four hundred three".
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