Base | Representation |
---|---|
bin | 1111110011000011… |
… | …01111110100010010 |
3 | 210220002010202012021 |
4 | 13321201233310102 |
5 | 114332210400230 |
6 | 3521332322054 |
7 | 420114130534 |
oct | 77141576422 |
9 | 23802122167 |
10 | 8481340690 |
11 | 366254a879 |
12 | 178847332a |
13 | a521940b4 |
14 | 5a65a3854 |
15 | 3498c9c7a |
hex | 1f986fd12 |
8481340690 has 16 divisors (see below), whose sum is σ = 15278261760. Its totient is φ = 3389903280.
The previous prime is 8481340687. The next prime is 8481340709. The reversal of 8481340690 is 960431848.
It is a super-2 number, since 2×84813406902 (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 7 ways as a sum of consecutive naturals, for example, 315570 + ... + 341389.
It is an arithmetic number, because the mean of its divisors is an integer number (954891360).
Almost surely, 28481340690 is an apocalyptic number.
8481340690 is a deficient number, since it is larger than the sum of its proper divisors (6796921070).
8481340690 is a wasteful number, since it uses less digits than its factorization.
8481340690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 658257.
The product of its (nonzero) digits is 165888, while the sum is 43.
The square root of 8481340690 is about 92094.1946595984. The cubic root of 8481340690 is about 2039.3331065332. Note that the first 3 decimals are identical.
The spelling of 8481340690 in words is "eight billion, four hundred eighty-one million, three hundred forty thousand, six hundred ninety".
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