Base | Representation |
---|---|
bin | 1000111100100… |
… | …10110101000001 |
3 | 12020012221122221 |
4 | 10132102311001 |
5 | 123203102210 |
6 | 11240331041 |
7 | 1600626361 |
oct | 436226501 |
9 | 166187587 |
10 | 75050305 |
11 | 39400450 |
12 | 21173a81 |
13 | 12719485 |
14 | 9d789a1 |
15 | 68c71da |
hex | 4792d41 |
75050305 has 16 divisors (see below), whose sum is σ = 100341504. Its totient is φ = 53418880.
The previous prime is 75050303. The next prime is 75050321. The reversal of 75050305 is 50305057.
It is a happy number.
It is not a de Polignac number, because 75050305 - 21 = 75050303 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 75050305.
It is not an unprimeable number, because it can be changed into a prime (75050303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11932 + ... + 17101.
It is an arithmetic number, because the mean of its divisors is an integer number (6271344).
Almost surely, 275050305 is an apocalyptic number.
It is an amenable number.
75050305 is a deficient number, since it is larger than the sum of its proper divisors (25291199).
75050305 is a wasteful number, since it uses less digits than its factorization.
75050305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29096.
The product of its (nonzero) digits is 2625, while the sum is 25.
The square root of 75050305 is about 8663.1579115239. The cubic root of 75050305 is about 421.8105979789.
The spelling of 75050305 in words is "seventy-five million, fifty thousand, three hundred five".
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