Base | Representation |
---|---|
bin | 10111101110100111000000 |
3 | 102201000112200 |
4 | 113232213000 |
5 | 3043021344 |
6 | 341153200 |
7 | 103604523 |
oct | 27564700 |
9 | 12630480 |
10 | 6220224 |
11 | 356938a |
12 | 20bb800 |
13 | 139a30a |
14 | b7cbba |
15 | 82d069 |
hex | 5ee9c0 |
6220224 has 42 divisors (see below), whose sum is σ = 17830800. Its totient is φ = 2073216.
The previous prime is 6220217. The next prime is 6220229. The reversal of 6220224 is 4220226.
It is a happy number.
6220224 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×62202242 = 77382373220352, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 6220197 and 6220206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6220229) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4824 + ... + 5975.
Almost surely, 26220224 is an apocalyptic number.
6220224 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
6220224 is an abundant number, since it is smaller than the sum of its proper divisors (11610576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6220224 is a wasteful number, since it uses less digits than its factorization.
6220224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10817 (or 10804 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 6220224 is about 2494.0376901723. The cubic root of 6220224 is about 183.9085872331.
It can be divided in two parts, 62202 and 24, that added together give a palindrome (62226).
The spelling of 6220224 in words is "six million, two hundred twenty thousand, two hundred twenty-four".
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