Base | Representation |
---|---|
bin | 10001111100000111… |
… | …000111010100010000 |
3 | 1211201102001112000101 |
4 | 101330013013110100 |
5 | 303422044441234 |
6 | 12503205502144 |
7 | 1251222140011 |
oct | 217407072420 |
9 | 54642045011 |
10 | 19262108944 |
11 | 8194a5a601 |
12 | 3896a11954 |
13 | 1a7c85c900 |
14 | d0a2c7008 |
15 | 77b0b1814 |
hex | 47c1c7510 |
19262108944 has 135 divisors (see below), whose sum is σ = 43204144077. Its totient is φ = 8313956352.
The previous prime is 19262108941. The next prime is 19262108953. The reversal of 19262108944 is 44980126291.
The square root of 19262108944 is 138788.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 15202890000 + 4059218944 = 123300^2 + 63712^2 .
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19262108894 and 19262108903.
It is not an unprimeable number, because it can be changed into a prime (19262108941) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 122688514 + ... + 122688670.
Almost surely, 219262108944 is an apocalyptic number.
19262108944 is the 138788-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19262108944
19262108944 is an abundant number, since it is smaller than the sum of its proper divisors (23942035133).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19262108944 is a wasteful number, since it uses less digits than its factorization.
19262108944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 382 (or 189 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 46.
The spelling of 19262108944 in words is "nineteen billion, two hundred sixty-two million, one hundred eight thousand, nine hundred forty-four".
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