Base | Representation |
---|---|
bin | 100100010100… |
… | …1011010001110 |
3 | 1022211112102200 |
4 | 1020221122032 |
5 | 14333401412 |
6 | 1520102330 |
7 | 320604546 |
oct | 110513216 |
9 | 38745380 |
10 | 19043982 |
11 | a828031 |
12 | 64649a6 |
13 | 3c3a239 |
14 | 275a326 |
15 | 1a129dc |
hex | 122968e |
19043982 has 24 divisors (see below), whose sum is σ = 42594240. Its totient is φ = 6143040.
The previous prime is 19043971. The next prime is 19043987. The reversal of 19043982 is 28934091.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19043987) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16507 + ... + 17622.
It is an arithmetic number, because the mean of its divisors is an integer number (1774760).
Almost surely, 219043982 is an apocalyptic number.
19043982 is an abundant number, since it is smaller than the sum of its proper divisors (23550258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19043982 is a wasteful number, since it uses less digits than its factorization.
19043982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34168 (or 34165 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 19043982 is about 4363.9411086769. The cubic root of 19043982 is about 267.0459038190.
It can be divided in two parts, 1904398 and 2, that added together give a square (1904400 = 13802).
The spelling of 19043982 in words is "nineteen million, forty-three thousand, nine hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •