Base | Representation |
---|---|
bin | 1011111111001001010000 |
3 | 12220122022200 |
4 | 23333021100 |
5 | 1301022344 |
6 | 151203200 |
7 | 35465001 |
oct | 13771120 |
9 | 5818280 |
10 | 3142224 |
11 | 1856888 |
12 | 1076500 |
13 | 860307 |
14 | 5bb1a8 |
15 | 421069 |
hex | 2ff250 |
3142224 has 30 divisors (see below), whose sum is σ = 8794266. Its totient is φ = 1047360.
The previous prime is 3142219. The next prime is 3142231. The reversal of 3142224 is 4222413.
3142224 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2782224 + 360000 = 1668^2 + 600^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 3142197 and 3142206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10767 + ... + 11054.
Almost surely, 23142224 is an apocalyptic number.
It is an amenable number.
3142224 is an abundant number, since it is smaller than the sum of its proper divisors (5652042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3142224 is a wasteful number, since it uses less digits than its factorization.
3142224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21835 (or 21826 counting only the distinct ones).
The product of its digits is 384, while the sum is 18.
The square root of 3142224 is about 1772.6319414926. The cubic root of 3142224 is about 146.4689990976.
Adding to 3142224 its reverse (4222413), we get a palindrome (7364637).
The spelling of 3142224 in words is "three million, one hundred forty-two thousand, two hundred twenty-four".
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