Base | Representation |
---|---|
bin | 1000111010110… |
… | …11001101100100 |
3 | 12012210101011201 |
4 | 10131123031210 |
5 | 123123310000 |
6 | 11231412244 |
7 | 1565660254 |
oct | 435331544 |
9 | 165711151 |
10 | 74822500 |
11 | 39265285 |
12 | 21084084 |
13 | 1266988c |
14 | 9d19964 |
15 | 687e96a |
hex | 475b364 |
74822500 has 45 divisors (see below), whose sum is σ = 164573101. Its totient is φ = 29756000.
The previous prime is 74822483. The next prime is 74822507. The reversal of 74822500 is 522847.
The square root of 74822500 is 8650.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 23097636 + 51724864 = 4806^2 + 7192^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74822507) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 432414 + ... + 432586.
Almost surely, 274822500 is an apocalyptic number.
74822500 is the 8650-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74822500
74822500 is an abundant number, since it is smaller than the sum of its proper divisors (89750601).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74822500 is an equidigital number, since it uses as much as digits as its factorization.
74822500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370 (or 180 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 28.
The cubic root of 74822500 is about 421.3833825228.
The spelling of 74822500 in words is "seventy-four million, eight hundred twenty-two thousand, five hundred".
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