Base | Representation |
---|---|
bin | 10001110011100110… |
… | …000010000011110010 |
3 | 1211100110011221202122 |
4 | 101303212002003302 |
5 | 303124010001210 |
6 | 12441103114242 |
7 | 1244535452030 |
oct | 216346020362 |
9 | 54313157678 |
10 | 19119218930 |
11 | 8121334189 |
12 | 3856ba2982 |
13 | 1a5907ccc6 |
14 | cd532d550 |
15 | 76d788b55 |
hex | 4739820f2 |
19119218930 has 32 divisors (see below), whose sum is σ = 39349103616. Its totient is φ = 6552137664.
The previous prime is 19119218917. The next prime is 19119218983. The reversal of 19119218930 is 3981291191.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92612 + ... + 216368.
It is an arithmetic number, because the mean of its divisors is an integer number (1229659488).
Almost surely, 219119218930 is an apocalyptic number.
19119218930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19119218930 is an abundant number, since it is smaller than the sum of its proper divisors (20229884686).
19119218930 is a wasteful number, since it uses less digits than its factorization.
19119218930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125978.
The product of its (nonzero) digits is 34992, while the sum is 44.
The spelling of 19119218930 in words is "nineteen billion, one hundred nineteen million, two hundred eighteen thousand, nine hundred thirty".
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