Base | Representation |
---|---|
bin | 100100101011… |
… | …1010101010110 |
3 | 1100012002110111 |
4 | 1021113111112 |
5 | 14410411321 |
6 | 1524113234 |
7 | 322320136 |
oct | 111272526 |
9 | 40162414 |
10 | 19232086 |
11 | a946395 |
12 | 653581a |
13 | 3ca4a43 |
14 | 27a8ac6 |
15 | 1a4d5e1 |
hex | 1257556 |
19232086 has 4 divisors (see below), whose sum is σ = 28848132. Its totient is φ = 9616042.
The previous prime is 19232063. The next prime is 19232089. The reversal of 19232086 is 68023291.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×192320862 = 739746263822792, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) 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 not an unprimeable number, because it can be changed into a prime (19232089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4808020 + ... + 4808023.
It is an arithmetic number, because the mean of its divisors is an integer number (7212033).
Almost surely, 219232086 is an apocalyptic number.
19232086 is a deficient number, since it is larger than the sum of its proper divisors (9616046).
19232086 is an equidigital number, since it uses as much as digits as its factorization.
19232086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9616045.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 19232086 is about 4385.4402287570. The cubic root of 19232086 is about 267.9222596971.
The spelling of 19232086 in words is "nineteen million, two hundred thirty-two thousand, eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •