Base | Representation |
---|---|
bin | 100100010111… |
… | …1100001000000 |
3 | 1022212210201222 |
4 | 1020233201000 |
5 | 14340201432 |
6 | 1520414212 |
7 | 321040505 |
oct | 110574100 |
9 | 38783658 |
10 | 19068992 |
11 | a8448a8 |
12 | 6477368 |
13 | 3c48737 |
14 | 27654ac |
15 | 1a1a112 |
hex | 122f840 |
19068992 has 14 divisors (see below), whose sum is σ = 37840158. Its totient is φ = 9534464.
The previous prime is 19068991. The next prime is 19068997. The reversal of 19068992 is 29986091.
It can be written as a sum of positive squares in only one way, i.e., 16192576 + 2876416 = 4024^2 + 1696^2 .
It is not an unprimeable number, because it can be changed into a prime (19068991) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148913 + ... + 149040.
Almost surely, 219068992 is an apocalyptic number.
It is an amenable number.
19068992 is a deficient number, since it is larger than the sum of its proper divisors (18771166).
19068992 is an equidigital number, since it uses as much as digits as its factorization.
19068992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 297965 (or 297955 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 44.
The square root of 19068992 is about 4366.8056975322. The cubic root of 19068992 is about 267.1627543194.
The spelling of 19068992 in words is "nineteen million, sixty-eight thousand, nine hundred ninety-two".
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