Base | Representation |
---|---|
bin | 10001111010001010… |
… | …000100011100000000 |
3 | 1211122010101010121000 |
4 | 101322022010130000 |
5 | 303340202013102 |
6 | 12500035132000 |
7 | 1250343413055 |
oct | 217212043400 |
9 | 54563333530 |
10 | 19229329152 |
11 | 8178500670 |
12 | 3887a44000 |
13 | 1a75b23597 |
14 | d05bd302c |
15 | 77828901c |
hex | 47a284700 |
19229329152 has 144 divisors (see below), whose sum is σ = 62034255360. Its totient is φ = 5827046400.
The previous prime is 19229329151. The next prime is 19229329157. The reversal of 19229329152 is 25192392291.
19229329152 is a `hidden beast` number, since 192 + 293 + 29 + 152 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a junction number, because it is equal to n+sod(n) for n = 19229329098 and 19229329107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19229329151) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50424 + ... + 202487.
It is an arithmetic number, because the mean of its divisors is an integer number (430793440).
Almost surely, 219229329152 is an apocalyptic number.
19229329152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19229329152 is an abundant number, since it is smaller than the sum of its proper divisors (42804926208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19229329152 is a wasteful number, since it uses less digits than its factorization.
19229329152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252947 (or 252927 counting only the distinct ones).
The product of its digits is 174960, while the sum is 45.
It can be divided in two parts, 192293 and 29152, that added together give a triangular number (221445 = T665).
The spelling of 19229329152 in words is "nineteen billion, two hundred twenty-nine million, three hundred twenty-nine thousand, one hundred fifty-two".
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