Base | Representation |
---|---|
bin | 1111010101100001… |
… | …10011001000111100 |
3 | 210020211000122120100 |
4 | 13222300303020330 |
5 | 113330302100340 |
6 | 3441003121100 |
7 | 411015453666 |
oct | 75260631074 |
9 | 23224018510 |
10 | 8233628220 |
11 | 3545739824 |
12 | 1719513190 |
13 | a12a7297c |
14 | 581721536 |
15 | 332c98830 |
hex | 1eac3323c |
8233628220 has 72 divisors (see below), whose sum is σ = 25276292496. Its totient is φ = 2169176832.
The previous prime is 8233628219. The next prime is 8233628231. The reversal of 8233628220 is 228263328.
8233628220 is a `hidden beast` number, since 8 + 2 + 3 + 3 + 628 + 2 + 20 = 666.
It is a super-3 number, since 3×82336282203 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 260617 + ... + 290496.
It is an arithmetic number, because the mean of its divisors is an integer number (351059618).
Almost surely, 28233628220 is an apocalyptic number.
It is an amenable number.
8233628220 is an abundant number, since it is smaller than the sum of its proper divisors (17042664276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8233628220 is a wasteful number, since it uses less digits than its factorization.
8233628220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551211 (or 551206 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 8233628220 is about 90739.3421840824. The cubic root of 8233628220 is about 2019.2825132143.
The spelling of 8233628220 in words is "eight billion, two hundred thirty-three million, six hundred twenty-eight thousand, two hundred twenty".
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