Base | Representation |
---|---|
bin | 110011100011001… |
… | …101100001110011 |
3 | 2020021101212111110 |
4 | 303203031201303 |
5 | 3232401242332 |
6 | 221453044403 |
7 | 30301155261 |
oct | 6343154163 |
9 | 2207355443 |
10 | 864868467 |
11 | 404217531 |
12 | 201786703 |
13 | 10a245ab8 |
14 | 82c13431 |
15 | 50ddc4cc |
hex | 338cd873 |
864868467 has 8 divisors (see below), whose sum is σ = 1213850560. Its totient is φ = 546232680.
The previous prime is 864868423. The next prime is 864868483. The reversal of 864868467 is 764868468.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 864868467 - 223 = 856479859 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 15173131 = 864868467 / (8 + 6 + 4 + 8 + 6 + 8 + 4 + 6 + 7).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (864868567) 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, 7586509 + ... + 7586622.
It is an arithmetic number, because the mean of its divisors is an integer number (151731320).
Almost surely, 2864868467 is an apocalyptic number.
864868467 is a deficient number, since it is larger than the sum of its proper divisors (348982093).
864868467 is a wasteful number, since it uses less digits than its factorization.
864868467 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15173153.
The product of its digits is 12386304, while the sum is 57.
The square root of 864868467 is about 29408.6461266071. The cubic root of 864868467 is about 952.7596459439.
Subtracting from 864868467 its reverse (764868468), we obtain a palindrome (99999999).
The spelling of 864868467 in words is "eight hundred sixty-four million, eight hundred sixty-eight thousand, four hundred sixty-seven".
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