Base | Representation |
---|---|
bin | 101111010101… |
… | …010111110100 |
3 | 212100101222222 |
4 | 233111113310 |
5 | 11134031213 |
6 | 1121541512 |
7 | 210316553 |
oct | 57252764 |
9 | 25311888 |
10 | 12408308 |
11 | 7005600 |
12 | 41a4898 |
13 | 2755ac3 |
14 | 190dd9a |
15 | 1151808 |
hex | bd55f4 |
12408308 has 36 divisors (see below), whose sum is σ = 24667776. Its totient is φ = 5451600.
The previous prime is 12408301. The next prime is 12408313. The reversal of 12408308 is 80380421.
It is a super-2 number, since 2×124083082 = 307932214845728, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12408301) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14591 + ... + 15417.
It is an arithmetic number, because the mean of its divisors is an integer number (685216).
Almost surely, 212408308 is an apocalyptic number.
It is an amenable number.
12408308 is a deficient number, since it is larger than the sum of its proper divisors (12259468).
12408308 is a wasteful number, since it uses less digits than its factorization.
12408308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 884 (or 871 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 26.
The square root of 12408308 is about 3522.5428315352. The cubic root of 12408308 is about 231.5105864011.
Adding to 12408308 its reverse (80380421), we get a palindrome (92788729).
The spelling of 12408308 in words is "twelve million, four hundred eight thousand, three hundred eight".
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