Base | Representation |
---|---|
bin | 10000100111010110… |
… | …00100111110000010 |
3 | 212000122112122202010 |
4 | 20103223010332002 |
5 | 121232004303432 |
6 | 4033042233350 |
7 | 434021462055 |
oct | 102353047602 |
9 | 25018478663 |
10 | 8919994242 |
11 | 3868116775 |
12 | 188b355856 |
13 | ac201a403 |
14 | 60894aa9c |
15 | 3731763cc |
hex | 213ac4f82 |
8919994242 has 8 divisors (see below), whose sum is σ = 17839988496. Its totient is φ = 2973331412.
The previous prime is 8919994241. The next prime is 8919994243. The reversal of 8919994242 is 2424999198.
It is an interprime number because it is at equal distance from previous prime (8919994241) and next prime (8919994243).
It is a sphenic number, since it is the product of 3 distinct primes.
8919994242 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (8919994241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743332848 + ... + 743332859.
It is an arithmetic number, because the mean of its divisors is an integer number (2229998562).
Almost surely, 28919994242 is an apocalyptic number.
8919994242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8919994242 is a wasteful number, since it uses less digits than its factorization.
8919994242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1486665712.
The product of its digits is 3359232, while the sum is 57.
The square root of 8919994242 is about 94445.7211418283. The cubic root of 8919994242 is about 2073.9018133944.
The spelling of 8919994242 in words is "eight billion, nine hundred nineteen million, nine hundred ninety-four thousand, two hundred forty-two".
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