Base | Representation |
---|---|
bin | 1011111011111010… |
… | …11111101110110101 |
3 | 121112121020022202012 |
4 | 11331331133232311 |
5 | 101111002140203 |
6 | 2535514454005 |
7 | 314542066415 |
oct | 57575375665 |
9 | 17477208665 |
10 | 6408240053 |
11 | 2799314666 |
12 | 12aa134305 |
13 | 7b1833b27 |
14 | 44b11a645 |
15 | 2778c7bd8 |
hex | 17df5fbb5 |
6408240053 has 4 divisors (see below), whose sum is σ = 6457158048. Its totient is φ = 6359322060.
The previous prime is 6408240031. The next prime is 6408240071. The reversal of 6408240053 is 3500428046.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3500428046 = 2 ⋅1750214023.
It is a cyclic number.
It is not a de Polignac number, because 6408240053 - 28 = 6408239797 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6408240023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24458801 + ... + 24459062.
It is an arithmetic number, because the mean of its divisors is an integer number (1614289512).
Almost surely, 26408240053 is an apocalyptic number.
It is an amenable number.
6408240053 is a deficient number, since it is larger than the sum of its proper divisors (48917995).
6408240053 is a wasteful number, since it uses less digits than its factorization.
6408240053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48917994.
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 6408240053 is about 80051.4837651370. The cubic root of 6408240053 is about 1857.4320029307.
Adding to 6408240053 its reverse (3500428046), we get a palindrome (9908668099).
The spelling of 6408240053 in words is "six billion, four hundred eight million, two hundred forty thousand, fifty-three".
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