Base | Representation |
---|---|
bin | 110011010001… |
… | …110010111000 |
3 | 221021221021110 |
4 | 303101302320 |
5 | 11420122412 |
6 | 1200040320 |
7 | 222154116 |
oct | 63216270 |
9 | 27257243 |
10 | 13442232 |
11 | 7651391 |
12 | 46030a0 |
13 | 2a285ab |
14 | 1adcab6 |
15 | 12a7d3c |
hex | cd1cb8 |
13442232 has 16 divisors (see below), whose sum is σ = 33605640. Its totient is φ = 4480736.
The previous prime is 13442201. The next prime is 13442237. The reversal of 13442232 is 23224431.
13442232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×134422323 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 13442199 and 13442208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13442237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280023 + ... + 280070.
Almost surely, 213442232 is an apocalyptic number.
13442232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13442232 is an abundant number, since it is smaller than the sum of its proper divisors (20163408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13442232 is a wasteful number, since it uses less digits than its factorization.
13442232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 560102 (or 560098 counting only the distinct ones).
The product of its digits is 1152, while the sum is 21.
The square root of 13442232 is about 3666.3649572840. The cubic root of 13442232 is about 237.7700389235.
Adding to 13442232 its reverse (23224431), we get a palindrome (36666663).
The spelling of 13442232 in words is "thirteen million, four hundred forty-two thousand, two hundred thirty-two".
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