Base | Representation |
---|---|
bin | 101110001101… |
… | …001010011010 |
3 | 211210101021112 |
4 | 232031022122 |
5 | 11100100123 |
6 | 1111340322 |
7 | 204645344 |
oct | 56151232 |
9 | 24711245 |
10 | 12112538 |
11 | 6923369 |
12 | 40816a2 |
13 | 26812a9 |
14 | 1874294 |
15 | 10e3d78 |
hex | b8d29a |
12112538 has 8 divisors (see below), whose sum is σ = 19125120. Its totient is φ = 5737500.
The previous prime is 12112531. The next prime is 12112549. The reversal of 12112538 is 83521121.
It is a happy number.
12112538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (12112531) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159338 + ... + 159413.
It is an arithmetic number, because the mean of its divisors is an integer number (2390640).
Almost surely, 212112538 is an apocalyptic number.
12112538 is a deficient number, since it is larger than the sum of its proper divisors (7012582).
12112538 is a wasteful number, since it uses less digits than its factorization.
12112538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318772.
The product of its digits is 480, while the sum is 23.
The square root of 12112538 is about 3480.3071703515. The cubic root of 12112538 is about 229.6563108776.
Adding to 12112538 its reverse (83521121), we get a palindrome (95633659).
The spelling of 12112538 in words is "twelve million, one hundred twelve thousand, five hundred thirty-eight".
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