Base | Representation |
---|---|
bin | 10001110010000100… |
… | …000010010110011111 |
3 | 1211021122211211012100 |
4 | 101302010002112133 |
5 | 303100420430030 |
6 | 12434344340143 |
7 | 1244104220160 |
oct | 216204022637 |
9 | 54248754170 |
10 | 19093530015 |
11 | 810888877a |
12 | 384a474653 |
13 | 1a53957371 |
14 | cd1b63767 |
15 | 76b3b2360 |
hex | 47210259f |
19093530015 has 48 divisors (see below), whose sum is σ = 37858848768. Its totient is φ = 8720284608.
The previous prime is 19093530011. The next prime is 19093530047. The reversal of 19093530015 is 51003539091.
It is not a de Polignac number, because 19093530015 - 22 = 19093530011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19093530011) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 314524 + ... + 370286.
It is an arithmetic number, because the mean of its divisors is an integer number (788726016).
Almost surely, 219093530015 is an apocalyptic number.
19093530015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
19093530015 is a deficient number, since it is larger than the sum of its proper divisors (18765318753).
19093530015 is a wasteful number, since it uses less digits than its factorization.
19093530015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56868 (or 56865 counting only the distinct ones).
The product of its (nonzero) digits is 18225, while the sum is 36.
The spelling of 19093530015 in words is "nineteen billion, ninety-three million, five hundred thirty thousand, fifteen".
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