Base | Representation |
---|---|
bin | 10001110001011111… |
… | …011100101001111001 |
3 | 1211020222210112000021 |
4 | 101301133130221321 |
5 | 303040442012200 |
6 | 12433403010441 |
7 | 1243626541306 |
oct | 216137345171 |
9 | 54228715007 |
10 | 19083938425 |
11 | 8103427442 |
12 | 3847209a21 |
13 | 1a51979676 |
14 | cd07880ad |
15 | 76a61a41a |
hex | 4717dca79 |
19083938425 has 12 divisors (see below), whose sum is σ = 23666824636. Its totient is φ = 15265382400.
The previous prime is 19083938417. The next prime is 19083938431. The reversal of 19083938425 is 52483938091.
It can be written as a sum of positive squares in 6 ways, for example, as 1740892176 + 17343046249 = 41724^2 + 131693^2 .
It is not a de Polignac number, because 19083938425 - 23 = 19083938417 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203065 + ... + 281785.
Almost surely, 219083938425 is an apocalyptic number.
It is an amenable number.
19083938425 is a deficient number, since it is larger than the sum of its proper divisors (4582886211).
19083938425 is an equidigital number, since it uses as much as digits as its factorization.
19083938425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88428 (or 88423 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 52.
The spelling of 19083938425 in words is "nineteen billion, eighty-three million, nine hundred thirty-eight thousand, four hundred twenty-five".
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