Base | Representation |
---|---|
bin | 1001001100110001010111… |
… | …11011101100000000110100 |
3 | 2122121222020210012020211210 |
4 | 10212120223323230000310 |
5 | 10122422101423444340 |
6 | 111005314320201420 |
7 | 4155400035356445 |
oct | 446305373540064 |
9 | 78558223166753 |
10 | 20230033031220 |
11 | 649a5662830a1 |
12 | 2328871169270 |
13 | b398b77918ac |
14 | 4dd1d2d052cc |
15 | 251369cab180 |
hex | 12662beec034 |
20230033031220 has 48 divisors (see below), whose sum is σ = 57051603967680. Its totient is φ = 5355864857856.
The previous prime is 20230033031209. The next prime is 20230033031239. The reversal of 20230033031220 is 2213033003202.
It is a super-2 number, since 2×202300330312202 (a number of 27 digits) contains 22 as substring.
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, 1212823377 + ... + 1212840056.
It is an arithmetic number, because the mean of its divisors is an integer number (1188575082660).
Almost surely, 220230033031220 is an apocalyptic number.
20230033031220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20230033031220 is an abundant number, since it is smaller than the sum of its proper divisors (36821570936460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230033031220 is a wasteful number, since it uses less digits than its factorization.
20230033031220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2425663584 (or 2425663582 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20230033031220 its reverse (2213033003202), we get a palindrome (22443066034422).
The spelling of 20230033031220 in words is "twenty trillion, two hundred thirty billion, thirty-three million, thirty-one thousand, two hundred twenty".
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