Base | Representation |
---|---|
bin | 10100110001110001… |
… | …111110001110110100 |
3 | 2010120211020102222210 |
4 | 110301301332032310 |
5 | 331142331120040 |
6 | 14125445053420 |
7 | 1416602020101 |
oct | 246161761664 |
9 | 63524212883 |
10 | 22310020020 |
11 | 9509474282 |
12 | 43a76b7270 |
13 | 214714a7a2 |
14 | 1119001aa8 |
15 | 8a896b480 |
hex | 531c7e3b4 |
22310020020 has 96 divisors (see below), whose sum is σ = 66370752000. Its totient is φ = 5583510144.
The previous prime is 22310020003. The next prime is 22310020081. The reversal of 22310020020 is 2002001322.
It is a super-3 number, since 3×223100200203 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 22310019978 and 22310020005.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30531 + ... + 213429.
It is an arithmetic number, because the mean of its divisors is an integer number (691362000).
Almost surely, 222310020020 is an apocalyptic number.
22310020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22310020020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33185376000).
22310020020 is an abundant number, since it is smaller than the sum of its proper divisors (44060731980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22310020020 is a wasteful number, since it uses less digits than its factorization.
22310020020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183037 (or 183035 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 12.
Adding to 22310020020 its reverse (2002001322), we get a palindrome (24312021342).
The spelling of 22310020020 in words is "twenty-two billion, three hundred ten million, twenty thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •