Base | Representation |
---|---|
bin | 1000111100110… |
… | …01111000111001 |
3 | 12020021102100001 |
4 | 10132121320321 |
5 | 123210013400 |
6 | 11241113001 |
7 | 1601106604 |
oct | 436317071 |
9 | 166242301 |
10 | 75079225 |
11 | 39420151 |
12 | 21188761 |
13 | 127296a0 |
14 | 9d8533b |
15 | 68d0a6a |
hex | 4799e39 |
75079225 has 48 divisors (see below), whose sum is σ = 107993088. Its totient is φ = 51287040.
The previous prime is 75079201. The next prime is 75079229. The reversal of 75079225 is 52297057.
It is not a de Polignac number, because 75079225 - 221 = 72982073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (75079229) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 591112 + ... + 591238.
It is an arithmetic number, because the mean of its divisors is an integer number (2249856).
Almost surely, 275079225 is an apocalyptic number.
It is an amenable number.
75079225 is a deficient number, since it is larger than the sum of its proper divisors (32913863).
75079225 is a wasteful number, since it uses less digits than its factorization.
75079225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274 (or 269 counting only the distinct ones).
The product of its (nonzero) digits is 44100, while the sum is 37.
The square root of 75079225 is about 8664.8268880573. The cubic root of 75079225 is about 421.8647714027.
The spelling of 75079225 in words is "seventy-five million, seventy-nine thousand, two hundred twenty-five".
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