Base | Representation |
---|---|
bin | 10110100111101101… |
… | …00110011100101110 |
3 | 1011100100112100000121 |
4 | 23103312212130232 |
5 | 144332411143210 |
6 | 5325021115154 |
7 | 606642224530 |
oct | 132366463456 |
9 | 34310470017 |
10 | 12144240430 |
11 | 517211a643 |
12 | 242b0b8aba |
13 | 11b6cc7caa |
14 | 832c47850 |
15 | 4b12636da |
hex | 2d3da672e |
12144240430 has 32 divisors (see below), whose sum is σ = 24997699584. Its totient is φ = 4161195936.
The previous prime is 12144240337. The next prime is 12144240461. The reversal of 12144240430 is 3404244121.
It is a junction number, because it is equal to n+sod(n) for n = 12144240395 and 12144240404.
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, 64249 + ... + 168571.
It is an arithmetic number, because the mean of its divisors is an integer number (781178112).
Almost surely, 212144240430 is an apocalyptic number.
12144240430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12144240430 is an abundant number, since it is smaller than the sum of its proper divisors (12853459154).
12144240430 is a wasteful number, since it uses less digits than its factorization.
12144240430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106000.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 12144240430 its reverse (3404244121), we get a palindrome (15548484551).
The spelling of 12144240430 in words is "twelve billion, one hundred forty-four million, two hundred forty thousand, four hundred thirty".
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