Base | Representation |
---|---|
bin | 10100100001001001… |
… | …100110000111010111 |
3 | 2002212101012202111211 |
4 | 110201021212013113 |
5 | 330104414000043 |
6 | 14042040442251 |
7 | 1406643260524 |
oct | 244111460727 |
9 | 62771182454 |
10 | 22031000023 |
11 | 9385a1a43a |
12 | 432a179387 |
13 | 21013b71b6 |
14 | 10cdd3014b |
15 | 88e203a9d |
hex | 5212661d7 |
22031000023 has 8 divisors (see below), whose sum is σ = 23238950400. Its totient is φ = 20827892088.
The previous prime is 22030999993. The next prime is 22031000039. The reversal of 22031000023 is 32000013022.
It is a happy number.
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 22031000023 - 221 = 22028902871 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22030999967 and 22031000012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22031000083) 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, 1201261 + ... + 1219462.
It is an arithmetic number, because the mean of its divisors is an integer number (2904868800).
Almost surely, 222031000023 is an apocalyptic number.
22031000023 is a deficient number, since it is larger than the sum of its proper divisors (1207950377).
22031000023 is a wasteful number, since it uses less digits than its factorization.
22031000023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2421221.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 22031000023 its reverse (32000013022), we get a palindrome (54031013045).
The spelling of 22031000023 in words is "twenty-two billion, thirty-one million, twenty-three", and thus it is an aban number and an uban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •