Base | Representation |
---|---|
bin | 11011100100011000110000 |
3 | 111121011111000 |
4 | 123210120300 |
5 | 3322230203 |
6 | 414522000 |
7 | 115266522 |
oct | 33443060 |
9 | 14534430 |
10 | 7226928 |
11 | 4096775 |
12 | 2506300 |
13 | 16605b7 |
14 | d61a12 |
15 | 97b4a3 |
hex | 6e4630 |
7226928 has 40 divisors (see below), whose sum is σ = 20745200. Its totient is φ = 2408832.
The previous prime is 7226917. The next prime is 7226929. The reversal of 7226928 is 8296227.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a d-powerful number, because it can be written as 75 + 210 + 216 + 64 + 97 + 221 + 86 .
It is a junction number, because it is equal to n+sod(n) for n = 7226892 and 7226901.
It is not an unprimeable number, because it can be changed into a prime (7226929) 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, 7933 + ... + 8796.
It is an arithmetic number, because the mean of its divisors is an integer number (518630).
Almost surely, 27226928 is an apocalyptic number.
It is an amenable number.
7226928 is an abundant number, since it is smaller than the sum of its proper divisors (13518272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7226928 is a wasteful number, since it uses less digits than its factorization.
7226928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16746 (or 16734 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 7226928 is about 2688.2946267104. The cubic root of 7226928 is about 193.3383061213.
It can be divided in two parts, 72 and 26928, that added together give a cube (27000 = 303).
The spelling of 7226928 in words is "seven million, two hundred twenty-six thousand, nine hundred twenty-eight".
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