Base | Representation |
---|---|
bin | 10100110111001101… |
… | …110011010100100100 |
3 | 2010211011210221101120 |
4 | 110313031303110210 |
5 | 331334201421234 |
6 | 14142503253540 |
7 | 1422060033126 |
oct | 246715632444 |
9 | 63734727346 |
10 | 22401201444 |
11 | 9555992226 |
12 | 441214a2b0 |
13 | 215ccc43ab |
14 | 1127179216 |
15 | 8b197d049 |
hex | 537373524 |
22401201444 has 24 divisors (see below), whose sum is σ = 55344145248. Its totient is φ = 7027827840.
The previous prime is 22401201337. The next prime is 22401201499. The reversal of 22401201444 is 44410210422.
It is a super-2 number, since 2×224012014442 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54904702 + ... + 54905109.
It is an arithmetic number, because the mean of its divisors is an integer number (2306006052).
Almost surely, 222401201444 is an apocalyptic number.
It is an amenable number.
22401201444 is an abundant number, since it is smaller than the sum of its proper divisors (32942943804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22401201444 is a wasteful number, since it uses less digits than its factorization.
22401201444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109809835 (or 109809833 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
Adding to 22401201444 its reverse (44410210422), we get a palindrome (66811411866).
The spelling of 22401201444 in words is "twenty-two billion, four hundred one million, two hundred one thousand, four hundred forty-four".
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