Base | Representation |
---|---|
bin | 1010010001100… |
… | …11111100000101 |
3 | 20000012012122110 |
4 | 11020303330011 |
5 | 134031232343 |
6 | 12315251233 |
7 | 2064440133 |
oct | 510637405 |
9 | 200165573 |
10 | 86195973 |
11 | 44723346 |
12 | 24a49b19 |
13 | 14b1c646 |
14 | b63a753 |
15 | 7879833 |
hex | 5233f05 |
86195973 has 8 divisors (see below), whose sum is σ = 119924928. Its totient is φ = 54965504.
The previous prime is 86195959. The next prime is 86195987. The reversal of 86195973 is 37959168.
It is an interprime number because it is at equal distance from previous prime (86195959) and next prime (86195987).
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 86195973 - 24 = 86195957 is a prime.
It is a super-2 number, since 2×861959732 = 14859491522833458, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86195953) 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 7 ways as a sum of consecutive naturals, for example, 624540 + ... + 624677.
It is an arithmetic number, because the mean of its divisors is an integer number (14990616).
Almost surely, 286195973 is an apocalyptic number.
It is an amenable number.
86195973 is a deficient number, since it is larger than the sum of its proper divisors (33728955).
86195973 is a wasteful number, since it uses less digits than its factorization.
86195973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1249243.
The product of its digits is 408240, while the sum is 48.
The square root of 86195973 is about 9284.1786389535. The cubic root of 86195973 is about 441.7355232071.
The spelling of 86195973 in words is "eighty-six million, one hundred ninety-five thousand, nine hundred seventy-three".
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