Base | Representation |
---|---|
bin | 1010000001011… |
… | …10001001000111 |
3 | 12212012110022211 |
4 | 11000232021013 |
5 | 133010400304 |
6 | 12202004251 |
7 | 2040424564 |
oct | 500561107 |
9 | 185173284 |
10 | 84075079 |
11 | 43504940 |
12 | 241a6687 |
13 | 1455918a |
14 | b24786b |
15 | 75ab204 |
hex | 502e247 |
84075079 has 8 divisors (see below), whose sum is σ = 92561040. Its totient is φ = 75729600.
The previous prime is 84075053. The next prime is 84075091. The reversal of 84075079 is 97057048.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 84075079 - 27 = 84074951 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84075029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33862 + ... + 36259.
It is an arithmetic number, because the mean of its divisors is an integer number (11570130).
Almost surely, 284075079 is an apocalyptic number.
84075079 is a deficient number, since it is larger than the sum of its proper divisors (8485961).
84075079 is a wasteful number, since it uses less digits than its factorization.
84075079 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70241.
The product of its (nonzero) digits is 70560, while the sum is 40.
The square root of 84075079 is about 9169.2463703404. The cubic root of 84075079 is about 438.0823552598.
The spelling of 84075079 in words is "eighty-four million, seventy-five thousand, seventy-nine".
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