Base | Representation |
---|---|
bin | 10010100110001011… |
… | …11101100011111111 |
3 | 221202210200002000210 |
4 | 21103011331203333 |
5 | 130421401201044 |
6 | 4330411523503 |
7 | 502261440243 |
oct | 112305754377 |
9 | 27683602023 |
10 | 9984006399 |
11 | 4263790864 |
12 | 1b27759593 |
13 | c315aa7c3 |
14 | 6a9d9c423 |
15 | 3d679e1b9 |
hex | 25317d8ff |
9984006399 has 32 divisors (see below), whose sum is σ = 14129662720. Its totient is φ = 6253210368.
The previous prime is 9984006377. The next prime is 9984006421. The reversal of 9984006399 is 9936004899.
It is a Cunningham number, because it is equal to 999202-1.
It is an interprime number because it is at equal distance from previous prime (9984006377) and next prime (9984006421).
It is not a de Polignac number, because 9984006399 - 27 = 9984006271 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9984006199) 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, 5694507 + ... + 5696259.
It is an arithmetic number, because the mean of its divisors is an integer number (441551960).
Almost surely, 29984006399 is an apocalyptic number.
9984006399 is a deficient number, since it is larger than the sum of its proper divisors (4145656321).
9984006399 is a wasteful number, since it uses less digits than its factorization.
9984006399 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2551.
The product of its (nonzero) digits is 3779136, while the sum is 57.
The square root of 9984006399 is about 99919.9999949960. Note that the first 5 decimals coincide. The cubic root of 9984006399 is about 2153.2855048666.
The spelling of 9984006399 in words is "nine billion, nine hundred eighty-four million, six thousand, three hundred ninety-nine".
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