Base | Representation |
---|---|
bin | 110010110110… |
… | …101111010100 |
3 | 221002022021000 |
4 | 302312233110 |
5 | 11403101122 |
6 | 1153423300 |
7 | 221213043 |
oct | 62665724 |
9 | 27068230 |
10 | 13331412 |
11 | 75860a6 |
12 | 456ab30 |
13 | 29ba013 |
14 | 1ab055a |
15 | 12850ac |
hex | cb6bd4 |
13331412 has 24 divisors (see below), whose sum is σ = 34563200. Its totient is φ = 4443768.
The previous prime is 13331411. The next prime is 13331429. The reversal of 13331412 is 21413331.
It is a Harshad number since it is a multiple of its sum of digits (18).
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 (13331411) 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, 61612 + ... + 61827.
Almost surely, 213331412 is an apocalyptic number.
13331412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13331412 is an abundant number, since it is smaller than the sum of its proper divisors (21231788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13331412 is a wasteful number, since it uses less digits than its factorization.
13331412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123452 (or 123444 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 13331412 is about 3651.2206178208. The cubic root of 13331412 is about 237.1148297894.
Adding to 13331412 its reverse (21413331), we get a palindrome (34744743).
The spelling of 13331412 in words is "thirteen million, three hundred thirty-one thousand, four hundred twelve".
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