Base | Representation |
---|---|
bin | 101101111100… |
… | …001111101101 |
3 | 211122212020010 |
4 | 231330033231 |
5 | 11040340440 |
6 | 1110043433 |
7 | 204236334 |
oct | 55741755 |
9 | 24585203 |
10 | 12043245 |
11 | 68862a5 |
12 | 4049579 |
13 | 26588a6 |
14 | 1856d1b |
15 | 10cd580 |
hex | b7c3ed |
12043245 has 16 divisors (see below), whose sum is σ = 20283840. Its totient is φ = 6084864.
The previous prime is 12043219. The next prime is 12043267. The reversal of 12043245 is 54234021.
12043245 is nontrivially palindromic in base 2.
It is not a de Polignac number, because 12043245 - 26 = 12043181 is a prime.
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, 20844 + ... + 21413.
It is an arithmetic number, because the mean of its divisors is an integer number (1267740).
Almost surely, 212043245 is an apocalyptic number.
12043245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12043245 is a deficient number, since it is larger than the sum of its proper divisors (8240595).
12043245 is a wasteful number, since it uses less digits than its factorization.
12043245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42284.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 12043245 is about 3470.3378798036. The cubic root of 12043245 is about 229.2175364024.
Adding to 12043245 its reverse (54234021), we get a palindrome (66277266).
It can be divided in two parts, 120 and 43245, that added together give a triangular number (43365 = T294).
The spelling of 12043245 in words is "twelve million, forty-three thousand, two hundred forty-five".
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