Base | Representation |
---|---|
bin | 10000110001100… |
… | …011100111111000 |
3 | 201121112221110220 |
4 | 100301203213320 |
5 | 1034021121144 |
6 | 43531540040 |
7 | 6655041126 |
oct | 2061434770 |
9 | 647487426 |
10 | 281426424 |
11 | 134948924 |
12 | 7a2ba620 |
13 | 463c6a16 |
14 | 2953a916 |
15 | 19a90919 |
hex | 10c639f8 |
281426424 has 32 divisors (see below), whose sum is σ = 707223120. Its totient is φ = 93321216.
The previous prime is 281426417. The next prime is 281426429. The reversal of 281426424 is 424624182.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (281426429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25747 + ... + 35010.
Almost surely, 2281426424 is an apocalyptic number.
281426424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
281426424 is an abundant number, since it is smaller than the sum of its proper divisors (425796696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
281426424 is a wasteful number, since it uses less digits than its factorization.
281426424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60959 (or 60955 counting only the distinct ones).
The product of its digits is 24576, while the sum is 33.
The square root of 281426424 is about 16775.7689540599. The cubic root of 281426424 is about 655.3223159703.
The spelling of 281426424 in words is "two hundred eighty-one million, four hundred twenty-six thousand, four hundred twenty-four".
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