Base | Representation |
---|---|
bin | 10010101000101100… |
… | …001011100001101110 |
3 | 1220122112101111020210 |
4 | 102220230023201232 |
5 | 311440031214042 |
6 | 13105324123250 |
7 | 1305603250353 |
oct | 225054134156 |
9 | 56575344223 |
10 | 20010023022 |
11 | 8539155510 |
12 | 3a65396526 |
13 | 1b6b7a6b12 |
14 | d7b77462a |
15 | 7c1a9aa9c |
hex | 4a8b0b86e |
20010023022 has 32 divisors (see below), whose sum is σ = 44723073024. Its totient is φ = 5915748800.
The previous prime is 20010022993. The next prime is 20010023057. The reversal of 20010023022 is 22032001002.
It is a junction number, because it is equal to n+sod(n) for n = 20010022989 and 20010023007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3694638 + ... + 3700049.
It is an arithmetic number, because the mean of its divisors is an integer number (1397596032).
Almost surely, 220010023022 is an apocalyptic number.
20010023022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20010023022 is an abundant number, since it is smaller than the sum of its proper divisors (24713050002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20010023022 is a wasteful number, since it uses less digits than its factorization.
20010023022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7394744.
The product of its (nonzero) digits is 48, while the sum is 12.
Adding to 20010023022 its reverse (22032001002), we get a palindrome (42042024024).
The spelling of 20010023022 in words is "twenty billion, ten million, twenty-three thousand, twenty-two".
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