Base | Representation |
---|---|
bin | 101001111101… |
… | …1001001010101 |
3 | 1112101201121201 |
4 | 1103323021111 |
5 | 21113001323 |
6 | 2103312501 |
7 | 354666364 |
oct | 123731125 |
9 | 45351551 |
10 | 22000213 |
11 | 114670a4 |
12 | 744b731 |
13 | 47339a1 |
14 | 2cc97db |
15 | 1de88ad |
hex | 14fb255 |
22000213 has 8 divisors (see below), whose sum is σ = 23050368. Its totient is φ = 20957904.
The previous prime is 22000211. The next prime is 22000243. The reversal of 22000213 is 31200022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22000213 - 21 = 22000211 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22000213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22000211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231 + ... + 7867.
It is an arithmetic number, because the mean of its divisors is an integer number (2881296).
Almost surely, 222000213 is an apocalyptic number.
22000213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
22000213 is a deficient number, since it is larger than the sum of its proper divisors (1050155).
22000213 is a wasteful number, since it uses less digits than its factorization.
22000213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3923.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 22000213 is about 4690.4384656448. The cubic root of 22000213 is about 280.2048373571.
Adding to 22000213 its reverse (31200022), we get a palindrome (53200235).
The spelling of 22000213 in words is "twenty-two million, two hundred thirteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •