Base | Representation |
---|---|
bin | 11001000011111… |
… | …10100001001100 |
3 | 112122120222000222 |
4 | 30201332201030 |
5 | 412304432140 |
6 | 32510010512 |
7 | 5131645265 |
oct | 1441764114 |
9 | 478528028 |
10 | 210233420 |
11 | a8742531 |
12 | 5a4a6a38 |
13 | 3472b197 |
14 | 1dcc796c |
15 | 136cb5b5 |
hex | c87e84c |
210233420 has 24 divisors (see below), whose sum is σ = 442777104. Its totient is φ = 83848256.
The previous prime is 210233417. The next prime is 210233431. The reversal of 210233420 is 24332012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8207 + ... + 22086.
It is an arithmetic number, because the mean of its divisors is an integer number (18449046).
Almost surely, 2210233420 is an apocalyptic number.
210233420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
210233420 is an abundant number, since it is smaller than the sum of its proper divisors (232543684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210233420 is a wasteful number, since it uses less digits than its factorization.
210233420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30649 (or 30647 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 210233420 is about 14499.4282645903. The cubic root of 210233420 is about 594.6123407565.
Adding to 210233420 its reverse (24332012), we get a palindrome (234565432).
The spelling of 210233420 in words is "two hundred ten million, two hundred thirty-three thousand, four hundred twenty".
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