Base | Representation |
---|---|
bin | 10100111101011100… |
… | …011011101010111001 |
3 | 2011002110110000111101 |
4 | 110331130123222321 |
5 | 332042424400100 |
6 | 14201115131401 |
7 | 1424466202534 |
oct | 247534335271 |
9 | 64073400441 |
10 | 22505700025 |
11 | 95a9976596 |
12 | 4441143b61 |
13 | 2178851683 |
14 | 1136dbba1b |
15 | 8bac2086a |
hex | 53d71bab9 |
22505700025 has 12 divisors (see below), whose sum is σ = 27909965632. Its totient is φ = 18002690640.
The previous prime is 22505700023. The next prime is 22505700097. The reversal of 22505700025 is 52000750522.
It is not a de Polignac number, because 22505700025 - 21 = 22505700023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22505699966 and 22505700002.
It is not an unprimeable number, because it can be changed into a prime (22505700023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231292 + ... + 313858.
Almost surely, 222505700025 is an apocalyptic number.
22505700025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
22505700025 is a deficient number, since it is larger than the sum of its proper divisors (5404265607).
22505700025 is a wasteful number, since it uses less digits than its factorization.
22505700025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93480 (or 93475 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 28.
The spelling of 22505700025 in words is "twenty-two billion, five hundred five million, seven hundred thousand, twenty-five".
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