Base | Representation |
---|---|
bin | 1111000101100110… |
… | …10011011110101010 |
3 | 202220111201001100110 |
4 | 13202303103132222 |
5 | 113042104122432 |
6 | 3415432315150 |
7 | 404504302251 |
oct | 74263233652 |
9 | 22814631313 |
10 | 8100067242 |
11 | 3487305453 |
12 | 16a0842ab6 |
13 | 9c11ab3c7 |
14 | 56bab5798 |
15 | 3261b4dcc |
hex | 1e2cd37aa |
8100067242 has 32 divisors (see below), whose sum is σ = 16457659200. Its totient is φ = 2657179008.
The previous prime is 8100067219. The next prime is 8100067259. The reversal of 8100067242 is 2427600018.
It is a super-2 number, since 2×81000672422 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436734 + ... + 454902.
It is an arithmetic number, because the mean of its divisors is an integer number (514301850).
Almost surely, 28100067242 is an apocalyptic number.
8100067242 is an abundant number, since it is smaller than the sum of its proper divisors (8357591958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8100067242 is a wasteful number, since it uses less digits than its factorization.
8100067242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19350.
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 8100067242 is about 90000.3735658914. The cubic root of 8100067242 is about 2008.3044075164.
The spelling of 8100067242 in words is "eight billion, one hundred million, sixty-seven thousand, two hundred forty-two".
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