Base | Representation |
---|---|
bin | 100000010101110010101… |
… | …000100011000110111100 |
3 | 21212110110100210211010001 |
4 | 200111302220203012330 |
5 | 242403004324333340 |
6 | 4420544413524044 |
7 | 316364446365166 |
oct | 40256250430674 |
9 | 7773410724101 |
10 | 2222421324220 |
11 | 7875839987a9 |
12 | 2ba8784a3624 |
13 | 13175baa1ba6 |
14 | 797cc667936 |
15 | 3cc24a5729a |
hex | 20572a231bc |
2222421324220 has 48 divisors (see below), whose sum is σ = 4914948648960. Its totient is φ = 841798799424.
The previous prime is 2222421324197. The next prime is 2222421324241. The reversal of 2222421324220 is 224231242222.
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, 486324 + ... + 2163643.
It is an arithmetic number, because the mean of its divisors is an integer number (102394763520).
Almost surely, 22222421324220 is an apocalyptic number.
2222421324220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222421324220 is an abundant number, since it is smaller than the sum of its proper divisors (2692527324740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222421324220 is a wasteful number, since it uses less digits than its factorization.
2222421324220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2652202 (or 2652200 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 28.
Adding to 2222421324220 its reverse (224231242222), we get a palindrome (2446652566442).
The spelling of 2222421324220 in words is "two trillion, two hundred twenty-two billion, four hundred twenty-one million, three hundred twenty-four thousand, two hundred twenty".
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