Base | Representation |
---|---|
bin | 11011011101110111100100 |
3 | 111112210212010 |
4 | 123131313210 |
5 | 3320401403 |
6 | 414154220 |
7 | 115125630 |
oct | 33356744 |
9 | 14483763 |
10 | 7200228 |
11 | 4078702 |
12 | 24b2970 |
13 | 16513b9 |
14 | d55dc0 |
15 | 973603 |
hex | 6ddde4 |
7200228 has 24 divisors (see below), whose sum is σ = 19200832. Its totient is φ = 2057184.
The previous prime is 7200227. The next prime is 7200229. The reversal of 7200228 is 8220027.
It is an interprime number because it is at equal distance from previous prime (7200227) and next prime (7200229).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (7200223) 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, 42775 + ... + 42942.
Almost surely, 27200228 is an apocalyptic number.
It is an amenable number.
7200228 is an abundant number, since it is smaller than the sum of its proper divisors (12000604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7200228 is a wasteful number, since it uses less digits than its factorization.
7200228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85731 (or 85729 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 21.
The square root of 7200228 is about 2683.3240579550. The cubic root of 7200228 is about 193.0999151550.
The spelling of 7200228 in words is "seven million, two hundred thousand, two hundred twenty-eight".
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