Base | Representation |
---|---|
bin | 1001100010100… |
… | …00001100000110 |
3 | 12120120110010020 |
4 | 10301100030012 |
5 | 130441121410 |
6 | 11535040010 |
7 | 1661106063 |
oct | 461201406 |
9 | 176513106 |
10 | 80020230 |
11 | 41195424 |
12 | 22970006 |
13 | 13769664 |
14 | a8adc6a |
15 | 7059a70 |
hex | 4c50306 |
80020230 has 16 divisors (see below), whose sum is σ = 192048624. Its totient is φ = 21338720.
The previous prime is 80020223. The next prime is 80020253. The reversal of 80020230 is 3202008.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333641 + ... + 1333700.
It is an arithmetic number, because the mean of its divisors is an integer number (12003039).
Almost surely, 280020230 is an apocalyptic number.
80020230 is an abundant number, since it is smaller than the sum of its proper divisors (112028394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80020230 is a wasteful number, since it uses less digits than its factorization.
80020230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2667351.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 80020230 is about 8945.4027298943. The cubic root of 80020230 is about 430.9232551235.
Adding to 80020230 its reverse (3202008), we get a palindrome (83222238).
The spelling of 80020230 in words is "eighty million, twenty thousand, two hundred thirty".
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