Base | Representation |
---|---|
bin | 1100000001110010… |
… | …00110101001110001 |
3 | 121200000202221111120 |
4 | 12000321012221301 |
5 | 101211044423101 |
6 | 2544432532453 |
7 | 316010111355 |
oct | 60071065161 |
9 | 17600687446 |
10 | 6457420401 |
11 | 2814055583 |
12 | 13026b1129 |
13 | 7bba93123 |
14 | 45387d465 |
15 | 27bd8eb36 |
hex | 180e46a71 |
6457420401 has 32 divisors (see below), whose sum is σ = 9012643200. Its totient is φ = 4107317760.
The previous prime is 6457420367. The next prime is 6457420423. The reversal of 6457420401 is 1040247546.
6457420401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 6457420401 - 29 = 6457419889 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (6457420481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4939990 + ... + 4941296.
It is an arithmetic number, because the mean of its divisors is an integer number (281645100).
Almost surely, 26457420401 is an apocalyptic number.
It is an amenable number.
6457420401 is a deficient number, since it is larger than the sum of its proper divisors (2555222799).
6457420401 is a wasteful number, since it uses less digits than its factorization.
6457420401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1969.
The product of its (nonzero) digits is 26880, while the sum is 33.
The square root of 6457420401 is about 80358.0761404851. The cubic root of 6457420401 is about 1862.1715494624.
Adding to 6457420401 its reverse (1040247546), we get a palindrome (7497667947).
The spelling of 6457420401 in words is "six billion, four hundred fifty-seven million, four hundred twenty thousand, four hundred one".
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