Base | Representation |
---|---|
bin | 1001100100000… |
… | …01110001001110 |
3 | 12120221202200201 |
4 | 10302001301032 |
5 | 131014121220 |
6 | 11543244114 |
7 | 1662613126 |
oct | 462016116 |
9 | 176852621 |
10 | 80223310 |
11 | 41313a62 |
12 | 22a4963a |
13 | 1380ac1b |
14 | a923c86 |
15 | 7099d0a |
hex | 4c81c4e |
80223310 has 32 divisors (see below), whose sum is σ = 151191360. Its totient is φ = 30590208.
The previous prime is 80223307. The next prime is 80223331. The reversal of 80223310 is 1332208.
It is a happy number.
It is a super-2 number, since 2×802233102 = 12871558934712200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130564 + ... + 131176.
It is an arithmetic number, because the mean of its divisors is an integer number (4724730).
Almost surely, 280223310 is an apocalyptic number.
80223310 is a deficient number, since it is larger than the sum of its proper divisors (70968050).
80223310 is a wasteful number, since it uses less digits than its factorization.
80223310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1212.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 80223310 is about 8956.7466191693. The cubic root of 80223310 is about 431.2874878845.
Adding to 80223310 its reverse (1332208), we get a palindrome (81555518).
The spelling of 80223310 in words is "eighty million, two hundred twenty-three thousand, three hundred ten".
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