Base | Representation |
---|---|
bin | 1010010101110… |
… | …11101100110001 |
3 | 20001020110102212 |
4 | 11022323230301 |
5 | 134202031144 |
6 | 12335221505 |
7 | 2102244266 |
oct | 512735461 |
9 | 201213385 |
10 | 86752049 |
11 | 44a7310a |
12 | 25077895 |
13 | 14c85797 |
14 | b74326d |
15 | 793949e |
hex | 52bbb31 |
86752049 has 4 divisors (see below), whose sum is σ = 87435264. Its totient is φ = 86068836.
The previous prime is 86751997. The next prime is 86752063. The reversal of 86752049 is 94025768.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 86752049 - 220 = 85703473 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 86751997 and 86752015.
It is not an unprimeable number, because it can be changed into a prime (86754049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341417 + ... + 341670.
It is an arithmetic number, because the mean of its divisors is an integer number (21858816).
Almost surely, 286752049 is an apocalyptic number.
It is an amenable number.
86752049 is a deficient number, since it is larger than the sum of its proper divisors (683215).
86752049 is a wasteful number, since it uses less digits than its factorization.
86752049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 683214.
The product of its (nonzero) digits is 120960, while the sum is 41.
The square root of 86752049 is about 9314.0780005323. The cubic root of 86752049 is about 442.6834104079.
The spelling of 86752049 in words is "eighty-six million, seven hundred fifty-two thousand, forty-nine".
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