Base | Representation |
---|---|
bin | 1100000011000101… |
… | …11110010111000001 |
3 | 121200210102120212001 |
4 | 12001202332113001 |
5 | 101221402141411 |
6 | 2545504104001 |
7 | 316202314531 |
oct | 60142762701 |
9 | 17623376761 |
10 | 6468396481 |
11 | 281a272018 |
12 | 1306305001 |
13 | 7c1137051 |
14 | 4550d94c1 |
15 | 27cd0bdc1 |
hex | 1818be5c1 |
6468396481 has 8 divisors (see below), whose sum is σ = 6679536128. Its totient is φ = 6257412000.
The previous prime is 6468396463. The next prime is 6468396491. The reversal of 6468396481 is 1846938646.
6468396481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6468396481 - 25 = 6468396449 is a prime.
It is a super-2 number, since 2×64683964812 = 83680306070826366722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6468396401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49141 + ... + 123901.
It is an arithmetic number, because the mean of its divisors is an integer number (834942016).
Almost surely, 26468396481 is an apocalyptic number.
It is an amenable number.
6468396481 is a deficient number, since it is larger than the sum of its proper divisors (211139647).
6468396481 is a wasteful number, since it uses less digits than its factorization.
6468396481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77583.
The product of its digits is 5971968, while the sum is 55.
The square root of 6468396481 is about 80426.3419595844. The cubic root of 6468396481 is about 1863.2260352519.
The spelling of 6468396481 in words is "six billion, four hundred sixty-eight million, three hundred ninety-six thousand, four hundred eighty-one".
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