Base | Representation |
---|---|
bin | 100100011001… |
… | …1001011001110 |
3 | 1022220120022011 |
4 | 1020303023032 |
5 | 14341141412 |
6 | 1521011434 |
7 | 321132301 |
oct | 110631316 |
9 | 38816264 |
10 | 19083982 |
11 | a855095 |
12 | 6483b7a |
13 | 3c524c8 |
14 | 276ab38 |
15 | 1a1e7a7 |
hex | 12332ce |
19083982 has 4 divisors (see below), whose sum is σ = 28625976. Its totient is φ = 9541990.
The previous prime is 19083947. The next prime is 19084007. The reversal of 19083982 is 28938091.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4770994 + ... + 4770997.
It is an arithmetic number, because the mean of its divisors is an integer number (7156494).
Almost surely, 219083982 is an apocalyptic number.
19083982 is a deficient number, since it is larger than the sum of its proper divisors (9541994).
19083982 is an equidigital number, since it uses as much as digits as its factorization.
19083982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9541993.
The product of its (nonzero) digits is 31104, while the sum is 40.
The square root of 19083982 is about 4368.5217179270. The cubic root of 19083982 is about 267.2327409023.
The spelling of 19083982 in words is "nineteen million, eighty-three thousand, nine hundred eighty-two".
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