Base | Representation |
---|---|
bin | 1101010111100… |
… | …00000001111101 |
3 | 21210222220111020 |
4 | 12223300001331 |
5 | 212201212341 |
6 | 15043214353 |
7 | 2531052045 |
oct | 653600175 |
9 | 253886436 |
10 | 112132221 |
11 | 58328663 |
12 | 316773b9 |
13 | 1a300a36 |
14 | 10c6c725 |
15 | 9c9e566 |
hex | 6af007d |
112132221 has 8 divisors (see below), whose sum is σ = 158304384. Its totient is φ = 70357440.
The previous prime is 112132219. The next prime is 112132231. The reversal of 112132221 is 122231211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 112132221 - 21 = 112132219 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 112132221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112132231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1099285 + ... + 1099386.
It is an arithmetic number, because the mean of its divisors is an integer number (19788048).
Almost surely, 2112132221 is an apocalyptic number.
It is an amenable number.
112132221 is a deficient number, since it is larger than the sum of its proper divisors (46172163).
112132221 is a wasteful number, since it uses less digits than its factorization.
112132221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2198691.
The product of its digits is 48, while the sum is 15.
The square root of 112132221 is about 10589.2502567462. The cubic root of 112132221 is about 482.2180636092.
Adding to 112132221 its reverse (122231211), we get a palindrome (234363432).
The spelling of 112132221 in words is "one hundred twelve million, one hundred thirty-two thousand, two hundred twenty-one".
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