| Base | Representation |
|---|---|
| bin | 1011111011011101… |
| … | …01101000100000100 |
| 3 | 121112022221022202010 |
| 4 | 11331232231010010 |
| 5 | 101104004100000 |
| 6 | 2535255414220 |
| 7 | 314464116534 |
| oct | 57556550404 |
| 9 | 17468838663 |
| 10 | 6404362500 |
| 11 | 2797106378 |
| 12 | 12a8984370 |
| 13 | 7b0aa6c13 |
| 14 | 44a7cb4c4 |
| 15 | 2773add50 |
| hex | 17dbad104 |
6404362500 has 144 divisors (see below), whose sum is σ = 18964411200. Its totient is φ = 1681680000.
The previous prime is 6404362499. The next prime is 6404362501. The reversal of 6404362500 is 52634046.
It is an interprime number because it is at equal distance from previous prime (6404362499) and next prime (6404362501).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6404362501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2511226 + ... + 2513774.
It is an arithmetic number, because the mean of its divisors is an integer number (131697300).
Almost surely, 26404362500 is an apocalyptic number.
6404362500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6404362500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9482205600).
6404362500 is an abundant number, since it is smaller than the sum of its proper divisors (12560048700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6404362500 is a wasteful number, since it uses less digits than its factorization.
6404362500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2648 (or 2626 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 6404362500 is about 80027.2609802435. The cubic root of 6404362500 is about 1857.0572903659.
Adding to 6404362500 its reverse (52634046), we get a palindrome (6456996546).
The spelling of 6404362500 in words is "six billion, four hundred four million, three hundred sixty-two thousand, five hundred".
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