Base | Representation |
---|---|
bin | 11001010100000… |
… | …001111101000001 |
3 | 1002121010001012100 |
4 | 121110001331001 |
5 | 1332204300111 |
6 | 110050221013 |
7 | 13344505563 |
oct | 3124017501 |
9 | 1077101170 |
10 | 424681281 |
11 | 1a87a3372 |
12 | ba284769 |
13 | 69ca36cb |
14 | 4058b333 |
15 | 2743b756 |
hex | 19501f41 |
424681281 has 12 divisors (see below), whose sum is σ = 613621008. Its totient is φ = 283032024.
The previous prime is 424681261. The next prime is 424681289. The reversal of 424681281 is 182186424.
It is not a de Polignac number, because 424681281 - 29 = 424680769 is a prime.
It is a super-2 number, since 2×4246812812 = 360708380863601922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (424681289) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36706 + ... + 46868.
It is an arithmetic number, because the mean of its divisors is an integer number (51135084).
Almost surely, 2424681281 is an apocalyptic number.
It is an amenable number.
424681281 is a deficient number, since it is larger than the sum of its proper divisors (188939727).
424681281 is a wasteful number, since it uses less digits than its factorization.
424681281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14812 (or 14809 counting only the distinct ones).
The product of its digits is 24576, while the sum is 36.
The square root of 424681281 is about 20607.7966071096. The cubic root of 424681281 is about 751.6593075573.
The spelling of 424681281 in words is "four hundred twenty-four million, six hundred eighty-one thousand, two hundred eighty-one".
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