Base | Representation |
---|---|
bin | 101000001001100010… |
… | …1011110111111100011 |
3 | 22020112210021222121021 |
4 | 1100103011132333203 |
5 | 2403034201110231 |
6 | 103335252110311 |
7 | 6141413042311 |
oct | 1202305367743 |
9 | 266483258537 |
10 | 86219550691 |
11 | 3362476361a |
12 | 14862905397 |
13 | 8190841921 |
14 | 425cbb90b1 |
15 | 2399523811 |
hex | 141315efe3 |
86219550691 has 8 divisors (see below), whose sum is σ = 94703397120. Its totient is φ = 78130301832.
The previous prime is 86219550689. The next prime is 86219550719. The reversal of 86219550691 is 19605591268.
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 86219550691 - 21 = 86219550689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (86219550671) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98648935 + ... + 98649808.
It is an arithmetic number, because the mean of its divisors is an integer number (11837924640).
Almost surely, 286219550691 is an apocalyptic number.
86219550691 is a deficient number, since it is larger than the sum of its proper divisors (8483846429).
86219550691 is a wasteful number, since it uses less digits than its factorization.
86219550691 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197298785.
The product of its (nonzero) digits is 1166400, while the sum is 52.
The spelling of 86219550691 in words is "eighty-six billion, two hundred nineteen million, five hundred fifty thousand, six hundred ninety-one".
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