Base | Representation |
---|---|
bin | 10001111011110100… |
… | …001111110100101000 |
3 | 1211201001202020112001 |
4 | 101323310033310220 |
5 | 303414313204143 |
6 | 12502511500344 |
7 | 1251132120334 |
oct | 217364176450 |
9 | 54631666461 |
10 | 19257163048 |
11 | 8192191692 |
12 | 38952276b4 |
13 | 1a7b81a646 |
14 | d0979a7c4 |
15 | 77a93614d |
hex | 47bd0fd28 |
19257163048 has 32 divisors (see below), whose sum is σ = 37828258560. Its totient is φ = 9178899840.
The previous prime is 19257163033. The next prime is 19257163061. The reversal of 19257163048 is 84036175291.
It is a junction number, because it is equal to n+sod(n) for n = 19257162989 and 19257163007.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 562861 + ... + 596092.
It is an arithmetic number, because the mean of its divisors is an integer number (1182133080).
It is a 1-persistent number, because it is pandigital, but 2⋅19257163048 = 38514326096 is not.
Almost surely, 219257163048 is an apocalyptic number.
It is an amenable number.
19257163048 is a deficient number, since it is larger than the sum of its proper divisors (18571095512).
19257163048 is a wasteful number, since it uses less digits than its factorization.
19257163048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1159057 (or 1159053 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 46.
The spelling of 19257163048 in words is "nineteen billion, two hundred fifty-seven million, one hundred sixty-three thousand, forty-eight".
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