Base | Representation |
---|---|
bin | 10100110111001101… |
… | …111010010100101100 |
3 | 2010211011212101201210 |
4 | 110313031322110230 |
5 | 331334203330444 |
6 | 14142504034420 |
7 | 1422060212550 |
oct | 246715722454 |
9 | 63734771653 |
10 | 22401230124 |
11 | 9555a01829 |
12 | 4412162a10 |
13 | 2160004470 |
14 | 1127185860 |
15 | 8b19867b9 |
hex | 53737a52c |
22401230124 has 96 divisors (see below), whose sum is σ = 66070552576. Its totient is φ = 5748330240.
The previous prime is 22401230081. The next prime is 22401230129. The reversal of 22401230124 is 42103210422.
It is a super-2 number, since 2×224012301242 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 22401230124.
It is not an unprimeable number, because it can be changed into a prime (22401230129) 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 31 ways as a sum of consecutive naturals, for example, 236812 + ... + 317619.
Almost surely, 222401230124 is an apocalyptic number.
It is an amenable number.
22401230124 is an abundant number, since it is smaller than the sum of its proper divisors (43669322452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22401230124 is a wasteful number, since it uses less digits than its factorization.
22401230124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 554495 (or 554493 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 22401230124 its reverse (42103210422), we get a palindrome (64504440546).
The spelling of 22401230124 in words is "twenty-two billion, four hundred one million, two hundred thirty thousand, one hundred twenty-four".
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