Base | Representation |
---|---|
bin | 100000000001000001100… |
… | …100000100111101111000 |
3 | 21210022220101000101011002 |
4 | 200001001210010331320 |
5 | 242021323021411440 |
6 | 4402420032224132 |
7 | 314645050624262 |
oct | 40010144047570 |
9 | 7708811011132 |
10 | 2200123232120 |
11 | 779081231110 |
12 | 2b649499b048 |
13 | 12c61726c658 |
14 | 786b508cb32 |
15 | 3c36c195115 |
hex | 20041904f78 |
2200123232120 has 32 divisors (see below), whose sum is σ = 5400302479920. Its totient is φ = 800044811520.
The previous prime is 2200123232093. The next prime is 2200123232129. The reversal of 2200123232120 is 212323210022.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 2200123232092 and 2200123232101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2200123232129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500139597 + ... + 2500140476.
Almost surely, 22200123232120 is an apocalyptic number.
2200123232120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2200123232120 is an abundant number, since it is smaller than the sum of its proper divisors (3200179247800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2200123232120 is a wasteful number, since it uses less digits than its factorization.
2200123232120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5000280095 (or 5000280091 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 2200123232120 its reverse (212323210022), we get a palindrome (2412446442142).
The spelling of 2200123232120 in words is "two trillion, two hundred billion, one hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty".
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