Base | Representation |
---|---|
bin | 1011011100100101… |
… | …11111001110110001 |
3 | 120212021201121222120 |
4 | 11232102333032301 |
5 | 100041213014031 |
6 | 2453450024453 |
7 | 305201236506 |
oct | 55622771661 |
9 | 16767647876 |
10 | 6145438641 |
11 | 2673a38011 |
12 | 1236118129 |
13 | 76c25b734 |
14 | 42426b4ad |
15 | 25e7b5a96 |
hex | 16e4bf3b1 |
6145438641 has 8 divisors (see below), whose sum is σ = 8625177120. Its totient is φ = 3881329632.
The previous prime is 6145438601. The next prime is 6145438657. The reversal of 6145438641 is 1468345416.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6145438641 - 26 = 6145438577 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6145438593 and 6145438602.
It is not an unprimeable number, because it can be changed into a prime (6145438601) 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, 53907300 + ... + 53907413.
It is an arithmetic number, because the mean of its divisors is an integer number (1078147140).
Almost surely, 26145438641 is an apocalyptic number.
It is an amenable number.
6145438641 is a deficient number, since it is larger than the sum of its proper divisors (2479738479).
6145438641 is a wasteful number, since it uses less digits than its factorization.
6145438641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107814735.
The product of its digits is 276480, while the sum is 42.
The square root of 6145438641 is about 78392.8481495602. The cubic root of 6145438641 is about 1831.6857311688.
The spelling of 6145438641 in words is "six billion, one hundred forty-five million, four hundred thirty-eight thousand, six hundred forty-one".
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