Base | Representation |
---|---|
bin | 10111111010001110… |
… | …110001001100010000 |
3 | 2110021012022010200201 |
4 | 113322032301030100 |
5 | 410034242340414 |
6 | 15443301424544 |
7 | 1566126000304 |
oct | 277216611420 |
9 | 73235263621 |
10 | 25673011984 |
11 | a984822984 |
12 | 4b85a0b154 |
13 | 2561ab6869 |
14 | 13578d7d04 |
15 | a03d13574 |
hex | 5fa3b1310 |
25673011984 has 45 divisors (see below), whose sum is σ = 51036495391. Its totient is φ = 12510602240.
The previous prime is 25673011981. The next prime is 25673012003. The reversal of 25673011984 is 48911037652.
The square root of 25673011984 is 160228.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 32035600 + 25640976384 = 5660^2 + 160128^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25673011981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26276904 + ... + 26277880.
It is a 1-persistent number, because it is pandigital, but 2⋅25673011984 = 51346023968 is not.
Almost surely, 225673011984 is an apocalyptic number.
25673011984 is the 160228-th square number.
It is an amenable number.
25673011984 is a deficient number, since it is larger than the sum of its proper divisors (25363483407).
25673011984 is an frugal number, since it uses more digits than its factorization.
25673011984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2044 (or 1020 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 46.
The spelling of 25673011984 in words is "twenty-five billion, six hundred seventy-three million, eleven thousand, nine hundred eighty-four".
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