Base | Representation |
---|---|
bin | 101010010101… |
… | …0000100010100 |
3 | 1112202111020220 |
4 | 1110222010110 |
5 | 21140124104 |
6 | 2111354340 |
7 | 356426613 |
oct | 124520424 |
9 | 45674226 |
10 | 22192404 |
11 | 11588533 |
12 | 75229b0 |
13 | 47a0300 |
14 | 2d3987a |
15 | 1e357d9 |
hex | 152a114 |
22192404 has 72 divisors (see below), whose sum is σ = 58044672. Its totient is φ = 6589440.
The previous prime is 22192403. The next prime is 22192433. The reversal of 22192404 is 40429122.
It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22192403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62692 + ... + 63044.
It is an arithmetic number, because the mean of its divisors is an integer number (806176).
Almost surely, 222192404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22192404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29022336).
22192404 is an abundant number, since it is smaller than the sum of its proper divisors (35852268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22192404 is a wasteful number, since it uses less digits than its factorization.
22192404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 417 (or 402 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 22192404 is about 4710.8814461839. The cubic root of 22192404 is about 281.0184171682.
The spelling of 22192404 in words is "twenty-two million, one hundred ninety-two thousand, four hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •