Base | Representation |
---|---|
bin | 111111001111010100000 |
3 | 10220021120001 |
4 | 13321322200 |
5 | 1012302344 |
6 | 112225344 |
7 | 23420320 |
oct | 7717240 |
9 | 3807501 |
10 | 2072224 |
11 | 1195990 |
12 | 83b254 |
13 | 57728b |
14 | 3bd280 |
15 | 2aded4 |
hex | 1f9ea0 |
2072224 has 72 divisors (see below), whose sum is σ = 5267808. Its totient is φ = 779520.
The previous prime is 2072209. The next prime is 2072267. The reversal of 2072224 is 4222702.
2072224 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×20722242 = 8588224612352, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
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, 71442 + ... + 71470.
It is an arithmetic number, because the mean of its divisors is an integer number (73164).
22072224 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2072224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2633904).
2072224 is an abundant number, since it is smaller than the sum of its proper divisors (3195584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2072224 is a wasteful number, since it uses less digits than its factorization.
2072224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86 (or 49 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 19.
The square root of 2072224 is about 1439.5221429349. The cubic root of 2072224 is about 127.4908156911.
Adding to 2072224 its reverse (4222702), we get a palindrome (6294926).
The spelling of 2072224 in words is "two million, seventy-two thousand, two hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •