Base | Representation |
---|---|
bin | 10110010110100010… |
… | …01111101001111011 |
3 | 1010222022112211212101 |
4 | 23023101033221323 |
5 | 144034024330021 |
6 | 5302434324231 |
7 | 603243162220 |
oct | 131321175173 |
9 | 33868484771 |
10 | 12000230011 |
11 | 50a88a9470 |
12 | 23aaa29677 |
13 | 1193215423 |
14 | 81ba7b947 |
15 | 4a37b8a91 |
hex | 2cb44fa7b |
12000230011 has 32 divisors (see below), whose sum is σ = 16110005760. Its totient is φ = 8651558400.
The previous prime is 12000229999. The next prime is 12000230041. The reversal of 12000230011 is 11003200021.
It is not a de Polignac number, because 12000230011 - 217 = 12000098939 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12000230011.
It is not an unprimeable number, because it can be changed into a prime (12000230041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 460 + ... + 154921.
It is an arithmetic number, because the mean of its divisors is an integer number (503437680).
Almost surely, 212000230011 is an apocalyptic number.
12000230011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12000230011 is a deficient number, since it is larger than the sum of its proper divisors (4109775749).
12000230011 is a wasteful number, since it uses less digits than its factorization.
12000230011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155475.
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 12000230011 its reverse (11003200021), we get a palindrome (23003430032).
The spelling of 12000230011 in words is "twelve billion, two hundred thirty thousand, eleven".
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