Base | Representation |
---|---|
bin | 1100000100011111… |
… | …01010010011111101 |
3 | 121201121110201221101 |
4 | 12002033222103331 |
5 | 101232402021340 |
6 | 2551003133101 |
7 | 316404014305 |
oct | 60217522375 |
9 | 17647421841 |
10 | 6480110845 |
11 | 282594320a |
12 | 130a214191 |
13 | 7c36a9020 |
14 | 4568a8605 |
15 | 27dd72c9a |
hex | 1823ea4fd |
6480110845 has 16 divisors (see below), whose sum is σ = 8438234112. Its totient is φ = 4748777280.
The previous prime is 6480110831. The next prime is 6480110863. The reversal of 6480110845 is 5480110846.
It is a de Polignac number, because none of the positive numbers 2k-6480110845 is a prime.
It is a super-2 number, since 2×64801108452 = 83983673126973228050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371997 + ... + 389026.
It is an arithmetic number, because the mean of its divisors is an integer number (527389632).
Almost surely, 26480110845 is an apocalyptic number.
6480110845 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
6480110845 is a deficient number, since it is larger than the sum of its proper divisors (1958123267).
6480110845 is a wasteful number, since it uses less digits than its factorization.
6480110845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 761172.
The product of its (nonzero) digits is 30720, while the sum is 37.
The square root of 6480110845 is about 80499.1356785897. The cubic root of 6480110845 is about 1864.3501337953.
Subtracting from 6480110845 its reverse (5480110846), we obtain a palindrome (999999999).
The spelling of 6480110845 in words is "six billion, four hundred eighty million, one hundred ten thousand, eight hundred forty-five".
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