Base | Representation |
---|---|
bin | 1010000001100100… |
… | …00011101111100111 |
3 | 111220001212101010100 |
4 | 11000302003233213 |
5 | 42010222103110 |
6 | 2250011155143 |
7 | 250236546204 |
oct | 50062035747 |
9 | 14801771110 |
10 | 5381831655 |
11 | 23119a3862 |
12 | 1062445ab3 |
13 | 679cab695 |
14 | 390a96cab |
15 | 21772bbc0 |
hex | 140c83be7 |
5381831655 has 12 divisors (see below), whose sum is σ = 9328508280. Its totient is φ = 2870310192.
The previous prime is 5381831641. The next prime is 5381831669. The reversal of 5381831655 is 5561381835.
It is an interprime number because it is at equal distance from previous prime (5381831641) and next prime (5381831669).
It is not a de Polignac number, because 5381831655 - 26 = 5381831591 is a prime.
It is a super-2 number, since 2×53818316552 = 57928223925520078050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 119596259 = 5381831655 / (5 + 3 + 8 + 1 + 8 + 3 + 1 + 6 + 5 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 5381831655.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59798085 + ... + 59798174.
It is an arithmetic number, because the mean of its divisors is an integer number (777375690).
Almost surely, 25381831655 is an apocalyptic number.
5381831655 is a deficient number, since it is larger than the sum of its proper divisors (3946676625).
5381831655 is a wasteful number, since it uses less digits than its factorization.
5381831655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119596270 (or 119596267 counting only the distinct ones).
The product of its digits is 432000, while the sum is 45.
The square root of 5381831655 is about 73360.9681983546. The cubic root of 5381831655 is about 1752.4408557420.
The spelling of 5381831655 in words is "five billion, three hundred eighty-one million, eight hundred thirty-one thousand, six hundred fifty-five".
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