Base | Representation |
---|---|
bin | 101010001110… |
… | …0101001001111 |
3 | 1112122200211120 |
4 | 1110130221033 |
5 | 21131344143 |
6 | 2110252023 |
7 | 356110410 |
oct | 124345117 |
9 | 45580746 |
10 | 22137423 |
11 | 115501a0 |
12 | 74b7013 |
13 | 4781289 |
14 | 2d23807 |
15 | 1e24383 |
hex | 151ca4f |
22137423 has 32 divisors (see below), whose sum is σ = 37601280. Its totient is φ = 11249760.
The previous prime is 22137397. The next prime is 22137439. The reversal of 22137423 is 32473122.
It is not a de Polignac number, because 22137423 - 25 = 22137391 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 22137393 and 22137402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22137023) 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 in 31 ways as a sum of consecutive naturals, for example, 9838 + ... + 11876.
It is an arithmetic number, because the mean of its divisors is an integer number (1175040).
Almost surely, 222137423 is an apocalyptic number.
22137423 is a deficient number, since it is larger than the sum of its proper divisors (15463857).
22137423 is a wasteful number, since it uses less digits than its factorization.
22137423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2107.
The product of its digits is 2016, while the sum is 24.
The square root of 22137423 is about 4705.0422952403. The cubic root of 22137423 is about 280.7861537519.
The spelling of 22137423 in words is "twenty-two million, one hundred thirty-seven thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •