Base | Representation |
---|---|
bin | 10001100100010100… |
… | …100000000100101111 |
3 | 1210200120222220111210 |
4 | 101210110200010233 |
5 | 302112404340124 |
6 | 12355430445503 |
7 | 1235304362112 |
oct | 214424400457 |
9 | 53616886453 |
10 | 18862965039 |
11 | 7aaa719906 |
12 | 37a5203893 |
13 | 1a17c5ab99 |
14 | cad2a6579 |
15 | 75601ba29 |
hex | 46452012f |
18862965039 has 8 divisors (see below), whose sum is σ = 25177696560. Its totient is φ = 12561771776.
The previous prime is 18862965019. The next prime is 18862965041. The reversal of 18862965039 is 93056926881.
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 18862965039 - 212 = 18862960943 is a prime.
It is a super-2 number, since 2×188629650392 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 18862965039.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18862965019) 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, 3381312 + ... + 3386885.
It is an arithmetic number, because the mean of its divisors is an integer number (3147212070).
Almost surely, 218862965039 is an apocalyptic number.
18862965039 is a deficient number, since it is larger than the sum of its proper divisors (6314731521).
18862965039 is an equidigital number, since it uses as much as digits as its factorization.
18862965039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6769129.
The product of its (nonzero) digits is 5598720, while the sum is 57.
The spelling of 18862965039 in words is "eighteen billion, eight hundred sixty-two million, nine hundred sixty-five thousand, thirty-nine".
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