Base | Representation |
---|---|
bin | 1010000001001110… |
… | …0101000010010111 |
3 | 20221102202002120121 |
4 | 2200103211002113 |
5 | 21002002040444 |
6 | 1122513012411 |
7 | 123435155653 |
oct | 24023450227 |
9 | 6842662517 |
10 | 2689486999 |
11 | 1160166431 |
12 | 630854107 |
13 | 33b275534 |
14 | 1b7297a63 |
15 | 10b1aa084 |
hex | a04e5097 |
2689486999 has 8 divisors (see below), whose sum is σ = 2823755760. Its totient is φ = 2557986816.
The previous prime is 2689486967. The next prime is 2689487027. The reversal of 2689486999 is 9996849862.
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 2689486999 - 25 = 2689486967 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2689486099) 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, 690154 + ... + 694039.
It is an arithmetic number, because the mean of its divisors is an integer number (352969470).
Almost surely, 22689486999 is an apocalyptic number.
2689486999 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
2689486999 is a deficient number, since it is larger than the sum of its proper divisors (134268761).
2689486999 is a wasteful number, since it uses less digits than its factorization.
2689486999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1384289.
The product of its digits is 120932352, while the sum is 70.
The square root of 2689486999 is about 51860.2641624587. The cubic root of 2689486999 is about 1390.6670019677.
The spelling of 2689486999 in words is "two billion, six hundred eighty-nine million, four hundred eighty-six thousand, nine hundred ninety-nine".
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