Base | Representation |
---|---|
bin | 10100110111001110… |
… | …001110111010001010 |
3 | 2010211012000200101200 |
4 | 110313032032322022 |
5 | 331334214030232 |
6 | 14142505525030 |
7 | 1422061013433 |
oct | 246716167212 |
9 | 63735020350 |
10 | 22401314442 |
11 | 9555a5a111 |
12 | 44121a3776 |
13 | 2160033960 |
14 | 11271a848a |
15 | 8b19a177c |
hex | 53738ee8a |
22401314442 has 48 divisors (see below), whose sum is σ = 52808650440. Its totient is φ = 6821646336.
The previous prime is 22401314423. The next prime is 22401314449. The reversal of 22401314442 is 24441310422.
It can be written as a sum of positive squares in 4 ways, for example, as 18955507041 + 3445807401 = 137679^2 + 58701^2 .
It is not an unprimeable number, because it can be changed into a prime (22401314449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 470767 + ... + 516162.
Almost surely, 222401314442 is an apocalyptic number.
22401314442 is an abundant number, since it is smaller than the sum of its proper divisors (30407335998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22401314442 is a wasteful number, since it uses less digits than its factorization.
22401314442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 987047 (or 987044 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 22401314442 its reverse (24441310422), we get a palindrome (46842624864).
The spelling of 22401314442 in words is "twenty-two billion, four hundred one million, three hundred fourteen thousand, four hundred forty-two".
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