Base | Representation |
---|---|
bin | 101101011110… |
… | …0111001111110 |
3 | 1122212022122222 |
4 | 1122330321332 |
5 | 22100424210 |
6 | 2211005342 |
7 | 406441313 |
oct | 132747176 |
9 | 48768588 |
10 | 23842430 |
11 | 12505197 |
12 | 7b99852 |
13 | 4c2a361 |
14 | 3248d0a |
15 | 215e655 |
hex | 16bce7e |
23842430 has 16 divisors (see below), whose sum is σ = 44076960. Its totient is φ = 9279072.
The previous prime is 23842417. The next prime is 23842433. The reversal of 23842430 is 3424832.
It is a super-2 number, since 2×238424302 = 1136922936609800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23842430.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23842433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31850 + ... + 32589.
It is an arithmetic number, because the mean of its divisors is an integer number (2754810).
Almost surely, 223842430 is an apocalyptic number.
23842430 is a deficient number, since it is larger than the sum of its proper divisors (20234530).
23842430 is a wasteful number, since it uses less digits than its factorization.
23842430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64483.
The product of its (nonzero) digits is 4608, while the sum is 26.
The square root of 23842430 is about 4882.8710816486. The cubic root of 23842430 is about 287.8172628708.
The spelling of 23842430 in words is "twenty-three million, eight hundred forty-two thousand, four hundred thirty".
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