Base | Representation |
---|---|
bin | 10110100011110111… |
… | …01010001110101000 |
3 | 1011021002212222012110 |
4 | 23101323222032220 |
5 | 144301133342300 |
6 | 5321510242320 |
7 | 606101255631 |
oct | 132173521650 |
9 | 34232788173 |
10 | 12112012200 |
11 | 5155a08042 |
12 | 24203563a0 |
13 | 11b0422a32 |
14 | 82c858888 |
15 | 4ad4e9550 |
hex | 2d1eea3a8 |
12112012200 has 48 divisors (see below), whose sum is σ = 37547239680. Its totient is φ = 3229869760.
The previous prime is 12112012177. The next prime is 12112012223. The reversal of 12112012200 is 221021121.
It is an interprime number because it is at equal distance from previous prime (12112012177) and next prime (12112012223).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10092744 + ... + 10093943.
It is an arithmetic number, because the mean of its divisors is an integer number (782234160).
Almost surely, 212112012200 is an apocalyptic number.
12112012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12112012200 is an abundant number, since it is smaller than the sum of its proper divisors (25435227480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12112012200 is a wasteful number, since it uses less digits than its factorization.
12112012200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20186706 (or 20186697 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12112012200 its reverse (221021121), we get a palindrome (12333033321).
The spelling of 12112012200 in words is "twelve billion, one hundred twelve million, twelve thousand, two hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •