Base | Representation |
---|---|
bin | 10110100011111000… |
… | …11101101111111110 |
3 | 1011021010021200200101 |
4 | 23101330131233332 |
5 | 144301212120410 |
6 | 5321514551314 |
7 | 606103125112 |
oct | 132174355776 |
9 | 34233250611 |
10 | 12112223230 |
11 | 5156041648 |
12 | 242043853a |
13 | 11b0497ac3 |
14 | 82c8b1742 |
15 | 4ad53bd3a |
hex | 2d1f1dbfe |
12112223230 has 32 divisors (see below), whose sum is σ = 23078325600. Its totient is φ = 4569032832.
The previous prime is 12112223209. The next prime is 12112223251. The reversal of 12112223230 is 3232221121.
It is an interprime number because it is at equal distance from previous prime (12112223209) and next prime (12112223251).
It is a junction number, because it is equal to n+sod(n) for n = 12112223198 and 12112223207.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473185 + ... + 498124.
It is an arithmetic number, because the mean of its divisors is an integer number (721197675).
Almost surely, 212112223230 is an apocalyptic number.
12112223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12112223230 is a deficient number, since it is larger than the sum of its proper divisors (10966102370).
12112223230 is a wasteful number, since it uses less digits than its factorization.
12112223230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 971388.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12112223230 its reverse (3232221121), we get a palindrome (15344444351).
The spelling of 12112223230 in words is "twelve billion, one hundred twelve million, two hundred twenty-three thousand, two hundred thirty".
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