Base | Representation |
---|---|
bin | 100000010011101001100… |
… | …101110001111101000000 |
3 | 21212020112010110010212012 |
4 | 200103221211301331000 |
5 | 242333302230320000 |
6 | 4415524321552052 |
7 | 316253460436661 |
oct | 40235145617500 |
9 | 7766463403765 |
10 | 2220122120000 |
11 | 786604070624 |
12 | 2ba3364a5628 |
13 | 131483648015 |
14 | 79651165368 |
15 | 3cb3cc91735 |
hex | 204e9971f40 |
2220122120000 has 140 divisors (see below), whose sum is σ = 5639458198836. Its totient is φ = 866388480000.
The previous prime is 2220122119981. The next prime is 2220122120033. The reversal of 2220122120000 is 212210222.
It can be written as a sum of positive squares in 10 ways, for example, as 1681565749504 + 538556370496 = 1296752^2 + 733864^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 963134 + ... + 2316866.
Almost surely, 22220122120000 is an apocalyptic number.
2220122120000 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 2220122120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2819729099418).
2220122120000 is an abundant number, since it is smaller than the sum of its proper divisors (3419336078836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220122120000 is an equidigital number, since it uses as much as digits as its factorization.
2220122120000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1353806 (or 1353781 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 2220122120000 its reverse (212210222), we get a palindrome (2220334330222).
The spelling of 2220122120000 in words is "two trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand".
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