Base | Representation |
---|---|
bin | 1001001001101000001100… |
… | …11101101100111100011000 |
3 | 2122020122110212212112221210 |
4 | 10210310012131230330120 |
5 | 10114134404214400240 |
6 | 110443533313303120 |
7 | 4144524444620013 |
oct | 444640635547430 |
9 | 78218425775853 |
10 | 20122030231320 |
11 | 6458783537a86 |
12 | 230b94b264aa0 |
13 | b2c664c9b7c4 |
14 | 4d7ca908c37a |
15 | 24d6481c1780 |
hex | 124d0676cf18 |
20122030231320 has 64 divisors (see below), whose sum is σ = 60367713488640. Its totient is φ = 5365730480000.
The previous prime is 20122030231301. The next prime is 20122030231343. The reversal of 20122030231320 is 2313203022102.
It is a happy number.
It is a super-2 number, since 2×201220302313202 (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, 2266195 + ... + 6736445.
It is an arithmetic number, because the mean of its divisors is an integer number (943245523260).
Almost surely, 220122030231320 is an apocalyptic number.
20122030231320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20122030231320 is an abundant number, since it is smaller than the sum of its proper divisors (40245683257320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122030231320 is a wasteful number, since it uses less digits than its factorization.
20122030231320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4507776 (or 4507772 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20122030231320 its reverse (2313203022102), we get a palindrome (22435233253422).
The spelling of 20122030231320 in words is "twenty trillion, one hundred twenty-two billion, thirty million, two hundred thirty-one thousand, three hundred twenty".
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