Base | Representation |
---|---|
bin | 101110111100… |
… | …011001111101 |
3 | 212011012201110 |
4 | 232330121331 |
5 | 11122243140 |
6 | 1115432233 |
7 | 206412453 |
oct | 56743175 |
9 | 25135643 |
10 | 12306045 |
11 | 6a45794 |
12 | 4155679 |
13 | 271b3ab |
14 | 18c49d3 |
15 | 1131380 |
hex | bbc67d |
12306045 has 16 divisors (see below), whose sum is σ = 20848320. Its totient is φ = 6177024.
The previous prime is 12306037. The next prime is 12306061. The reversal of 12306045 is 54060321.
It is a happy number.
It is not a de Polignac number, because 12306045 - 23 = 12306037 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, 23875 + ... + 24384.
It is an arithmetic number, because the mean of its divisors is an integer number (1303020).
Almost surely, 212306045 is an apocalyptic number.
12306045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12306045 is a deficient number, since it is larger than the sum of its proper divisors (8542275).
12306045 is a wasteful number, since it uses less digits than its factorization.
12306045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48284.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 12306045 is about 3507.9972919032. The cubic root of 12306045 is about 230.8728334384.
Adding to 12306045 its reverse (54060321), we get a palindrome (66366366).
The spelling of 12306045 in words is "twelve million, three hundred six thousand, forty-five".
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