Base | Representation |
---|---|
bin | 10010100001000100… |
… | …110110010110100000 |
3 | 1220022122000002000101 |
4 | 102201010312112200 |
5 | 311204330202120 |
6 | 13044522032144 |
7 | 1302462345022 |
oct | 224104662640 |
9 | 56278002011 |
10 | 19882272160 |
11 | 848302a393 |
12 | 3a2a648654 |
13 | 1b4b197caa |
14 | d687dc012 |
15 | 7b576390a |
hex | 4a11365a0 |
19882272160 has 24 divisors (see below), whose sum is σ = 46971868356. Its totient is φ = 7952908800.
The previous prime is 19882272119. The next prime is 19882272161. The reversal of 19882272160 is 6127228891.
It can be written as a sum of positive squares in 2 ways, for example, as 19366618896 + 515653264 = 139164^2 + 22708^2 .
It is a super-2 number, since 2×198822721602 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 19882272160.
It is not an unprimeable number, because it can be changed into a prime (19882272161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62131941 + ... + 62132260.
Almost surely, 219882272160 is an apocalyptic number.
19882272160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19882272160 is an abundant number, since it is smaller than the sum of its proper divisors (27089596196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19882272160 is a wasteful number, since it uses less digits than its factorization.
19882272160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124264216 (or 124264208 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 46.
The spelling of 19882272160 in words is "nineteen billion, eight hundred eighty-two million, two hundred seventy-two thousand, one hundred sixty".
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