Base | Representation |
---|---|
bin | 101101110011… |
… | …001011111100 |
3 | 211120222022212 |
4 | 231303023330 |
5 | 11033144030 |
6 | 1105155552 |
7 | 204023216 |
oct | 55631374 |
9 | 24528285 |
10 | 12006140 |
11 | 6860433 |
12 | 402bbb8 |
13 | 2644a33 |
14 | 18475b6 |
15 | 10c2595 |
hex | b732fc |
12006140 has 12 divisors (see below), whose sum is σ = 25212936. Its totient is φ = 4802448.
The previous prime is 12006133. The next prime is 12006179. The reversal of 12006140 is 4160021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300134 + ... + 300173.
It is an arithmetic number, because the mean of its divisors is an integer number (2101078).
Almost surely, 212006140 is an apocalyptic number.
12006140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12006140 is an abundant number, since it is smaller than the sum of its proper divisors (13206796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12006140 is a wasteful number, since it uses less digits than its factorization.
12006140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 600316 (or 600314 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 12006140 is about 3464.9877344660. The cubic root of 12006140 is about 228.9818893275.
Adding to 12006140 its reverse (4160021), we get a palindrome (16166161).
The spelling of 12006140 in words is "twelve million, six thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •