Base | Representation |
---|---|
bin | 10001111010101110… |
… | …110111010110100010 |
3 | 1211122210112012001021 |
4 | 101322232313112202 |
5 | 303400134144012 |
6 | 12501022000054 |
7 | 1250521405531 |
oct | 217256672642 |
9 | 54583465037 |
10 | 19238974882 |
11 | 8182999646 |
12 | 388b11602a |
13 | 1a77b1cb0a |
14 | d071c4318 |
15 | 779042007 |
hex | 47abb75a2 |
19238974882 has 8 divisors (see below), whose sum is σ = 28861410816. Its totient is φ = 9618504612.
The previous prime is 19238974861. The next prime is 19238974907. The reversal of 19238974882 is 28847983291.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 19238974882.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466698 + ... + 506245.
It is an arithmetic number, because the mean of its divisors is an integer number (3607676352).
Almost surely, 219238974882 is an apocalyptic number.
19238974882 is a deficient number, since it is larger than the sum of its proper divisors (9622435934).
19238974882 is an equidigital number, since it uses as much as digits as its factorization.
19238974882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 982832.
The product of its digits is 13934592, while the sum is 61.
The spelling of 19238974882 in words is "nineteen billion, two hundred thirty-eight million, nine hundred seventy-four thousand, eight hundred eighty-two".
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