Base | Representation |
---|---|
bin | 101110001101… |
… | …0000111100100 |
3 | 1200120201101122 |
4 | 1130122013210 |
5 | 22200133403 |
6 | 2223113112 |
7 | 412621400 |
oct | 134320744 |
9 | 50521348 |
10 | 24224228 |
11 | 12746026 |
12 | 8142798 |
13 | 5032082 |
14 | 3308100 |
15 | 21d7838 |
hex | 171a1e4 |
24224228 has 18 divisors (see below), whose sum is σ = 49314006. Its totient is φ = 10381728.
The previous prime is 24224219. The next prime is 24224273. The reversal of 24224228 is 82242242.
It can be written as a sum of positive squares in only one way, i.e., 19695844 + 4528384 = 4438^2 + 2128^2 .
It is a junction number, because it is equal to n+sod(n) for n = 24224197 and 24224206.
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, 61601 + ... + 61992.
It is an arithmetic number, because the mean of its divisors is an integer number (2739667).
Almost surely, 224224228 is an apocalyptic number.
24224228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
24224228 is an abundant number, since it is smaller than the sum of its proper divisors (25089778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24224228 is a wasteful number, since it uses less digits than its factorization.
24224228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123611 (or 123602 counting only the distinct ones).
The product of its digits is 4096, while the sum is 26.
The square root of 24224228 is about 4921.8114551454. The cubic root of 24224228 is about 289.3454440531.
The spelling of 24224228 in words is "twenty-four million, two hundred twenty-four thousand, two hundred twenty-eight".
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