Base | Representation |
---|---|
bin | 1010000111010… |
… | …1011110100110 |
3 | 2221211101002210 |
4 | 2201311132212 |
5 | 41330033410 |
6 | 4113144250 |
7 | 1023412542 |
oct | 241653646 |
9 | 87741083 |
10 | 42424230 |
11 | 21a46a52 |
12 | 1225b086 |
13 | 8a350c4 |
14 | 58c4a22 |
15 | 3ad0220 |
hex | 28757a6 |
42424230 has 32 divisors (see below), whose sum is σ = 104189184. Its totient is φ = 11049696.
The previous prime is 42424201. The next prime is 42424241. The reversal of 42424230 is 3242424.
It is a super-3 number, since 3×424242303 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42424197 and 42424206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15154 + ... + 17733.
It is an arithmetic number, because the mean of its divisors is an integer number (3255912).
Almost surely, 242424230 is an apocalyptic number.
42424230 is an abundant number, since it is smaller than the sum of its proper divisors (61764954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42424230 is a wasteful number, since it uses less digits than its factorization.
42424230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32940.
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 42424230 is about 6513.3885190429. The cubic root of 42424230 is about 348.7690910786.
Adding to 42424230 its reverse (3242424), we get a palindrome (45666654).
The spelling of 42424230 in words is "forty-two million, four hundred twenty-four thousand, two hundred thirty".
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