Base | Representation |
---|---|
bin | 1110111010010001… |
… | …01010000011001110 |
3 | 202122212211012120011 |
4 | 13131020222003032 |
5 | 112343240021142 |
6 | 3402154543434 |
7 | 402241250365 |
oct | 73510520316 |
9 | 22585735504 |
10 | 8005001422 |
11 | 3438684060 |
12 | 1674a37b7a |
13 | 9a75a4742 |
14 | 55d20a7dc |
15 | 31cb87417 |
hex | 1dd22a0ce |
8005001422 has 16 divisors (see below), whose sum is σ = 13121816112. Its totient is φ = 3632325120.
The previous prime is 8005001419. The next prime is 8005001423. The reversal of 8005001422 is 2241005008.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 8005001393 and 8005001402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8005001423) 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, 302613 + ... + 328000.
It is an arithmetic number, because the mean of its divisors is an integer number (820113507).
Almost surely, 28005001422 is an apocalyptic number.
8005001422 is a deficient number, since it is larger than the sum of its proper divisors (5116814690).
8005001422 is a wasteful number, since it uses less digits than its factorization.
8005001422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 631203.
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 8005001422 is about 89470.6735304927. The cubic root of 8005001422 is about 2000.4166983419.
The spelling of 8005001422 in words is "eight billion, five million, one thousand, four hundred twenty-two".
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