Base | Representation |
---|---|
bin | 100101000011… |
… | …0011011010110 |
3 | 1100112220001210 |
4 | 1022012123112 |
5 | 14433044412 |
6 | 1532202250 |
7 | 324052413 |
oct | 112063326 |
9 | 40486053 |
10 | 19424982 |
11 | aa68305 |
12 | 6609386 |
13 | 4041795 |
14 | 281910a |
15 | 1a8a83c |
hex | 12866d6 |
19424982 has 32 divisors (see below), whose sum is σ = 41431392. Its totient is φ = 6050304.
The previous prime is 19424957. The next prime is 19424989. The reversal of 19424982 is 28942491.
It is a self number, because there is not a number n which added to its sum of digits gives 19424982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19424989) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15408 + ... + 16620.
It is an arithmetic number, because the mean of its divisors is an integer number (1294731).
Almost surely, 219424982 is an apocalyptic number.
19424982 is an abundant number, since it is smaller than the sum of its proper divisors (22006410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19424982 is a wasteful number, since it uses less digits than its factorization.
19424982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1392.
The product of its digits is 41472, while the sum is 39.
The square root of 19424982 is about 4407.3781321779. The cubic root of 19424982 is about 268.8150264860.
The spelling of 19424982 in words is "nineteen million, four hundred twenty-four thousand, nine hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.128 sec. • engine limits •