Base | Representation |
---|---|
bin | 1000000001011010000110… |
… | …1110101001010101100100 |
3 | 1011020012200120012210020010 |
4 | 2000112201232221111210 |
5 | 2124002413442442104 |
6 | 30431551541210220 |
7 | 1600146535222005 |
oct | 200264156512544 |
9 | 34205616183203 |
10 | 8820281218404 |
11 | 28a0729892557 |
12 | ba551a400970 |
13 | 4bc99759b586 |
14 | 226c923b11ac |
15 | 104680a22489 |
hex | 805a1ba9564 |
8820281218404 has 48 divisors (see below), whose sum is σ = 20617642922688. Its totient is φ = 2934810574848.
The previous prime is 8820281218403. The next prime is 8820281218477. The reversal of 8820281218404 is 4048121820288.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (8820281218403) 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, 146114692 + ... + 146175044.
It is an arithmetic number, because the mean of its divisors is an integer number (429534227556).
Almost surely, 28820281218404 is an apocalyptic number.
It is an amenable number.
8820281218404 is an abundant number, since it is smaller than the sum of its proper divisors (11797361704284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8820281218404 is a wasteful number, since it uses less digits than its factorization.
8820281218404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82044 (or 82042 counting only the distinct ones).
The product of its (nonzero) digits is 524288, while the sum is 48.
The spelling of 8820281218404 in words is "eight trillion, eight hundred twenty billion, two hundred eighty-one million, two hundred eighteen thousand, four hundred four".
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