Base | Representation |
---|---|
bin | 1000111101001… |
… | …00011000110101 |
3 | 12020100121022210 |
4 | 10132210120311 |
5 | 123212402404 |
6 | 11242044033 |
7 | 1601346150 |
oct | 436443065 |
9 | 166317283 |
10 | 75122229 |
11 | 3944a496 |
12 | 211a9619 |
13 | 12743130 |
14 | 9d96c97 |
15 | 68dd689 |
hex | 47a4635 |
75122229 has 32 divisors (see below), whose sum is σ = 123911424. Its totient is φ = 39421440.
The previous prime is 75122197. The next prime is 75122231. The reversal of 75122229 is 92222157.
It is not a de Polignac number, because 75122229 - 25 = 75122197 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 75122196 and 75122205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75122129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63019 + ... + 64199.
It is an arithmetic number, because the mean of its divisors is an integer number (3872232).
Almost surely, 275122229 is an apocalyptic number.
It is an amenable number.
75122229 is a deficient number, since it is larger than the sum of its proper divisors (48789195).
75122229 is a wasteful number, since it uses less digits than its factorization.
75122229 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1437.
The product of its digits is 5040, while the sum is 30.
The square root of 75122229 is about 8667.3080595996. The cubic root of 75122229 is about 421.9453014914.
The spelling of 75122229 in words is "seventy-five million, one hundred twenty-two thousand, two hundred twenty-nine".
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