Base | Representation |
---|---|
bin | 11011101010000100100000 |
3 | 111122100102020 |
4 | 123222010200 |
5 | 3324001313 |
6 | 415221440 |
7 | 115424430 |
oct | 33520440 |
9 | 14570366 |
10 | 7250208 |
11 | 4102209 |
12 | 2517880 |
13 | 166b084 |
14 | d6a2c0 |
15 | 983323 |
hex | 6ea120 |
7250208 has 48 divisors (see below), whose sum is σ = 21752640. Its totient is φ = 2071296.
The previous prime is 7250197. The next prime is 7250209. The reversal of 7250208 is 8020527.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-3 number, since 3×72502083 (a number of 22 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (7250209) 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, 4723 + ... + 6066.
It is an arithmetic number, because the mean of its divisors is an integer number (453180).
Almost surely, 27250208 is an apocalyptic number.
It is an amenable number.
7250208 is an abundant number, since it is smaller than the sum of its proper divisors (14502432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7250208 is a wasteful number, since it uses less digits than its factorization.
7250208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10809 (or 10801 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 7250208 is about 2692.6210279206. The cubic root of 7250208 is about 193.5456829156.
The spelling of 7250208 in words is "seven million, two hundred fifty thousand, two hundred eight".
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