Base | Representation |
---|---|
bin | 10001101111111001… |
… | …000000001011110101 |
3 | 1211012010021010110112 |
4 | 101233321000023311 |
5 | 303012103130000 |
6 | 12431003232405 |
7 | 1243152351053 |
oct | 215771001365 |
9 | 54163233415 |
10 | 19057083125 |
11 | 809a254683 |
12 | 383a218705 |
13 | 1a49235b62 |
14 | ccad971d3 |
15 | 7680b3235 |
hex | 46fe402f5 |
19057083125 has 40 divisors (see below), whose sum is σ = 25298776800. Its totient is φ = 14309784000.
The previous prime is 19057083121. The next prime is 19057083161. The reversal of 19057083125 is 52138075091.
It is not a de Polignac number, because 19057083125 - 22 = 19057083121 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19057083121) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1287014 + ... + 1301736.
It is an arithmetic number, because the mean of its divisors is an integer number (632469420).
Almost surely, 219057083125 is an apocalyptic number.
It is an amenable number.
19057083125 is a deficient number, since it is larger than the sum of its proper divisors (6241693675).
19057083125 is a wasteful number, since it uses less digits than its factorization.
19057083125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14871 (or 14856 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 41.
The spelling of 19057083125 in words is "nineteen billion, fifty-seven million, eighty-three thousand, one hundred twenty-five".
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