Base | Representation |
---|---|
bin | 100110010101… |
… | …1010010000110 |
3 | 1101211012022222 |
4 | 1030223102012 |
5 | 20121201410 |
6 | 1554452342 |
7 | 332564153 |
oct | 114532206 |
9 | 41735288 |
10 | 20100230 |
11 | 10389667 |
12 | 68940b2 |
13 | 4219c37 |
14 | 295322a |
15 | 1b70955 |
hex | 132b486 |
20100230 has 8 divisors (see below), whose sum is σ = 36180432. Its totient is φ = 8040088.
The previous prime is 20100217. The next prime is 20100251. The reversal of 20100230 is 3200102.
It is a sphenic number, since it is the product of 3 distinct primes.
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 3 ways as a sum of consecutive naturals, for example, 1005002 + ... + 1005021.
It is an arithmetic number, because the mean of its divisors is an integer number (4522554).
Almost surely, 220100230 is an apocalyptic number.
20100230 is a deficient number, since it is larger than the sum of its proper divisors (16080202).
20100230 is a wasteful number, since it uses less digits than its factorization.
20100230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2010030.
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 20100230 is about 4483.3280049535. The cubic root of 20100230 is about 271.8944497470.
Adding to 20100230 its reverse (3200102), we get a palindrome (23300332).
The spelling of 20100230 in words is "twenty million, one hundred thousand, two hundred thirty".
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