Base | Representation |
---|---|
bin | 1010000110000110111100… |
… | …10001111010000110101000 |
3 | 2220121022101112210221212100 |
4 | 11003003132101322012220 |
5 | 10402211321234101440 |
6 | 115114332222013400 |
7 | 4450622450241531 |
oct | 503033621720650 |
9 | 86538345727770 |
10 | 22200120222120 |
11 | 708a022122745 |
12 | 25a6647417260 |
13 | c50601a3b309 |
14 | 56a6c4b65688 |
15 | 287721b34230 |
hex | 1430de47a1a8 |
22200120222120 has 48 divisors (see below), whose sum is σ = 72150390723060. Its totient is φ = 5920032059136.
The previous prime is 22200120222113. The next prime is 22200120222167. The reversal of 22200120222120 is 2122202100222.
22200120222120 is a `hidden beast` number, since 2 + 2 + 200 + 120 + 222 + 120 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 18705815300484 + 3494304921636 = 4325022^2 + 1869306^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 22200120222093 and 22200120222102.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30833499949 + ... + 30833500668.
Almost surely, 222200120222120 is an apocalyptic number.
22200120222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22200120222120 is an abundant number, since it is smaller than the sum of its proper divisors (49950270500940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22200120222120 is a wasteful number, since it uses less digits than its factorization.
22200120222120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61667000634 (or 61667000627 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 22200120222120 its reverse (2122202100222), we get a palindrome (24322322322342).
The spelling of 22200120222120 in words is "twenty-two trillion, two hundred billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twenty".
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