Base | Representation |
---|---|
bin | 10001110011001010… |
… | …111001101110101100 |
3 | 1211022221210121221000 |
4 | 101303022321232230 |
5 | 303120144410144 |
6 | 12440250440300 |
7 | 1244421141231 |
oct | 216312715654 |
9 | 54287717830 |
10 | 19112106924 |
11 | 8118316899 |
12 | 3854733090 |
13 | 1a5775cb11 |
14 | cd43db788 |
15 | 76cd31769 |
hex | 4732b9bac |
19112106924 has 48 divisors (see below), whose sum is σ = 49566210400. Its totient is φ = 6368606208.
The previous prime is 19112106919. The next prime is 19112106943. The reversal of 19112106924 is 42960121191.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319932 + ... + 374940.
Almost surely, 219112106924 is an apocalyptic number.
It is an amenable number.
19112106924 is an abundant number, since it is smaller than the sum of its proper divisors (30454103476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19112106924 is a wasteful number, since it uses less digits than its factorization.
19112106924 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58239 (or 58231 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 36.
The spelling of 19112106924 in words is "nineteen billion, one hundred twelve million, one hundred six thousand, nine hundred twenty-four".
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