Base | Representation |
---|---|
bin | 10010100110111110010001 |
3 | 100011211200000 |
4 | 102212332101 |
5 | 2222100400 |
6 | 252320213 |
7 | 56315142 |
oct | 22467621 |
9 | 10154600 |
10 | 4878225 |
11 | 28320a0 |
12 | 1773069 |
13 | 101a531 |
14 | 90dac9 |
15 | 665600 |
hex | 4a6f91 |
4878225 has 72 divisors (see below), whose sum is σ = 10020192. Its totient is φ = 2332800.
The previous prime is 4878217. The next prime is 4878233. The reversal of 4878225 is 5228784.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (4878217) and next prime (4878233).
It is not a de Polignac number, because 4878225 - 23 = 4878217 is a prime.
It is a super-4 number, since 4×48782254 (a number of 28 digits) contains 4444 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 4878225.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 66789 + ... + 66861.
Almost surely, 24878225 is an apocalyptic number.
4878225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4878225 is an abundant number, since it is smaller than the sum of its proper divisors (5141967).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4878225 is a wasteful number, since it uses less digits than its factorization.
4878225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109 (or 92 counting only the distinct ones).
The product of its digits is 35840, while the sum is 36.
The square root of 4878225 is about 2208.6704145254. The cubic root of 4878225 is about 169.5979541887.
The spelling of 4878225 in words is "four million, eight hundred seventy-eight thousand, two hundred twenty-five".
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