Base | Representation |
---|---|
bin | 11110100010010111110011 |
3 | 120001200221110 |
4 | 132202113303 |
5 | 4022130412 |
6 | 443324403 |
7 | 125020335 |
oct | 36422763 |
9 | 16050843 |
10 | 8005107 |
11 | 45783a0 |
12 | 2820703 |
13 | 1873866 |
14 | 10c5455 |
15 | a81d3c |
hex | 7a25f3 |
8005107 has 16 divisors (see below), whose sum is σ = 11806848. Its totient is φ = 4783680.
The previous prime is 8005103. The next prime is 8005117. The reversal of 8005107 is 7015008.
It is a happy number.
It is not a de Polignac number, because 8005107 - 22 = 8005103 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8005103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748 + ... + 4070.
It is an arithmetic number, because the mean of its divisors is an integer number (737928).
Almost surely, 28005107 is an apocalyptic number.
8005107 is a deficient number, since it is larger than the sum of its proper divisors (3801741).
8005107 is a wasteful number, since it uses less digits than its factorization.
8005107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3410.
The product of its (nonzero) digits is 280, while the sum is 21.
The square root of 8005107 is about 2829.3297792940. The cubic root of 8005107 is about 200.0425492805.
Subtracting from 8005107 its reverse (7015008), we obtain a palindrome (990099).
The spelling of 8005107 in words is "eight million, five thousand, one hundred seven".
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