Base | Representation |
---|---|
bin | 1000101000110011… |
… | …0111111100100101 |
3 | 12222120220122100212 |
4 | 2022030313330211 |
5 | 14222032140233 |
6 | 1022024145205 |
7 | 111313015151 |
oct | 21214677445 |
9 | 5876818325 |
10 | 2318630693 |
11 | a8a896615 |
12 | 548608205 |
13 | 2ac499232 |
14 | 17dd1c061 |
15 | d8851a48 |
hex | 8a337f25 |
2318630693 has 4 divisors (see below), whose sum is σ = 2318730828. Its totient is φ = 2318530560.
The previous prime is 2318630683. The next prime is 2318630719. The reversal of 2318630693 is 3960368132.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 920394244 + 1398236449 = 30338^2 + 37393^2 .
It is a cyclic number.
It is not a de Polignac number, because 2318630693 - 216 = 2318565157 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2318630693.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2318630623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4463 + ... + 68243.
It is an arithmetic number, because the mean of its divisors is an integer number (579682707).
Almost surely, 22318630693 is an apocalyptic number.
It is an amenable number.
2318630693 is a deficient number, since it is larger than the sum of its proper divisors (100135).
2318630693 is an equidigital number, since it uses as much as digits as its factorization.
2318630693 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100134.
The product of its (nonzero) digits is 139968, while the sum is 41.
The square root of 2318630693 is about 48152.1618725473. The cubic root of 2318630693 is about 1323.5606904139.
The spelling of 2318630693 in words is "two billion, three hundred eighteen million, six hundred thirty thousand, six hundred ninety-three".
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