Base | Representation |
---|---|
bin | 11011101010001000101000 |
3 | 111122100210000 |
4 | 123222020220 |
5 | 3324003342 |
6 | 415223000 |
7 | 115425255 |
oct | 33521050 |
9 | 14570700 |
10 | 7250472 |
11 | 4102429 |
12 | 2517a60 |
13 | 166b228 |
14 | d6a42c |
15 | 98344c |
hex | 6ea228 |
7250472 has 80 divisors (see below), whose sum is σ = 20734560. Its totient is φ = 2366496.
The previous prime is 7250429. The next prime is 7250491. The reversal of 7250472 is 2740527.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43333 + ... + 43499.
It is an arithmetic number, because the mean of its divisors is an integer number (259182).
Almost surely, 27250472 is an apocalyptic number.
7250472 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7250472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10367280).
7250472 is an abundant number, since it is smaller than the sum of its proper divisors (13484088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7250472 is a wasteful number, since it uses less digits than its factorization.
7250472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252 (or 239 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 27.
The square root of 7250472 is about 2692.6700503404. The cubic root of 7250472 is about 193.5480320639.
Adding to 7250472 its reverse (2740527), we get a palindrome (9990999).
The spelling of 7250472 in words is "seven million, two hundred fifty thousand, four hundred seventy-two".
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