Base | Representation |
---|---|
bin | 1010000000101010100111… |
… | …01010010110001110101111 |
3 | 2212221102200112222021020122 |
4 | 11000111103222112032233 |
5 | 10341130322404031111 |
6 | 114452403353235155 |
7 | 4431252261141452 |
oct | 500252352261657 |
9 | 85842615867218 |
10 | 22013111002031 |
11 | 7017787309796 |
12 | 2576356402abb |
13 | c38a9ac13276 |
14 | 5616240cd499 |
15 | 282928ddecdb |
hex | 140553a963af |
22013111002031 has 32 divisors (see below), whose sum is σ = 24070077739008. Its totient is φ = 20072773557760.
The previous prime is 22013111002021. The next prime is 22013111002063. The reversal of 22013111002031 is 13020011131022.
It is not a de Polignac number, because 22013111002031 - 242 = 17615064490927 is a prime.
It is a super-2 number, since 2×220131110020312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22013111002021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26943566 + ... + 27748548.
It is an arithmetic number, because the mean of its divisors is an integer number (752189929344).
Almost surely, 222013111002031 is an apocalyptic number.
22013111002031 is a deficient number, since it is larger than the sum of its proper divisors (2056966736977).
22013111002031 is a wasteful number, since it uses less digits than its factorization.
22013111002031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 805711.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 22013111002031 its reverse (13020011131022), we get a palindrome (35033122133053).
The spelling of 22013111002031 in words is "twenty-two trillion, thirteen billion, one hundred eleven million, two thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •