Base | Representation |
---|---|
bin | 1110111010010010… |
… | …10001000011111010 |
3 | 202122220010022202020 |
4 | 13131021101003322 |
5 | 112343310124320 |
6 | 3402202215310 |
7 | 402242514264 |
oct | 73511210372 |
9 | 22586108666 |
10 | 8005161210 |
11 | 3438783112 |
12 | 1674ab4536 |
13 | 9a762c3a7 |
14 | 55d24cb34 |
15 | 31cbb9940 |
hex | 1dd2510fa |
8005161210 has 32 divisors (see below), whose sum is σ = 19318545792. Its totient is φ = 2122914240.
The previous prime is 8005161193. The next prime is 8005161257. The reversal of 8005161210 is 121615008.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 731694 + ... + 742553.
It is an arithmetic number, because the mean of its divisors is an integer number (603704556).
Almost surely, 28005161210 is an apocalyptic number.
8005161210 is an abundant number, since it is smaller than the sum of its proper divisors (11313384582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8005161210 is a wasteful number, since it uses less digits than its factorization.
8005161210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1474438.
The product of its (nonzero) digits is 480, while the sum is 24.
The square root of 8005161210 is about 89471.5664890249. The cubic root of 8005161210 is about 2000.4300083731.
Adding to 8005161210 its reverse (121615008), we get a palindrome (8126776218).
The spelling of 8005161210 in words is "eight billion, five million, one hundred sixty-one thousand, two hundred ten".
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