Base | Representation |
---|---|
bin | 10001111000101011… |
… | …010110110110010100 |
3 | 1211120101122201121112 |
4 | 101320223112312110 |
5 | 303312323012014 |
6 | 12453351034152 |
7 | 1246622364332 |
oct | 217053266624 |
9 | 54511581545 |
10 | 19204500884 |
11 | 8165492838 |
12 | 387b66b958 |
13 | 1a7093c5ba |
14 | d027acb52 |
15 | 775ed273e |
hex | 478ad6d94 |
19204500884 has 12 divisors (see below), whose sum is σ = 33643750644. Its totient is φ = 9592000704.
The previous prime is 19204500883. The next prime is 19204500911. The reversal of 19204500884 is 48800540291.
It can be written as a sum of positive squares in 2 ways, for example, as 2403156484 + 16801344400 = 49022^2 + 129620^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19204500881) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2558219 + ... + 2565714.
It is an arithmetic number, because the mean of its divisors is an integer number (2803645887).
Almost surely, 219204500884 is an apocalyptic number.
It is an amenable number.
19204500884 is a deficient number, since it is larger than the sum of its proper divisors (14439249760).
19204500884 is a wasteful number, since it uses less digits than its factorization.
19204500884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5124874 (or 5124872 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 41.
The spelling of 19204500884 in words is "nineteen billion, two hundred four million, five hundred thousand, eight hundred eighty-four".
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