Base | Representation |
---|---|
bin | 10110101110011011… |
… | …00010001011110101 |
3 | 1011111021112212202201 |
4 | 23113031202023311 |
5 | 144441322141200 |
6 | 5334352504501 |
7 | 611225152345 |
oct | 132715421365 |
9 | 34437485681 |
10 | 12200583925 |
11 | 51a0a03312 |
12 | 2445b4b131 |
13 | 11c589483a |
14 | 83a512d25 |
15 | 4b6192c6a |
hex | 2d73622f5 |
12200583925 has 12 divisors (see below), whose sum is σ = 15134219716. Its totient is φ = 9756921600.
The previous prime is 12200583859. The next prime is 12200583929. The reversal of 12200583925 is 52938500221.
It can be written as a sum of positive squares in 6 ways, for example, as 79014321 + 12121569604 = 8889^2 + 110098^2 .
It is not a de Polignac number, because 12200583925 - 215 = 12200551157 is a prime.
It is a super-2 number, since 2×122005839252 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12200583929) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 17316 + ... + 157165.
Almost surely, 212200583925 is an apocalyptic number.
It is an amenable number.
12200583925 is a deficient number, since it is larger than the sum of its proper divisors (2933635791).
12200583925 is a wasteful number, since it uses less digits than its factorization.
12200583925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177288 (or 177283 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 37.
The spelling of 12200583925 in words is "twelve billion, two hundred million, five hundred eighty-three thousand, nine hundred twenty-five".
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