Base | Representation |
---|---|
bin | 11001010010001… |
… | …10111101111000 |
3 | 112210002221122212 |
4 | 30221012331320 |
5 | 413244244112 |
6 | 33014034252 |
7 | 5153563121 |
oct | 1451067570 |
9 | 483087585 |
10 | 212103032 |
11 | a97aa169 |
12 | 5b048988 |
13 | 34c3416b |
14 | 20253048 |
15 | 1394a522 |
hex | ca46f78 |
212103032 has 32 divisors (see below), whose sum is σ = 407015280. Its totient is φ = 103584000.
The previous prime is 212103011. The next prime is 212103037. The reversal of 212103032 is 230301212.
It is a happy number.
It is a super-3 number, since 3×2121030323 (a number of 26 digits) contains 333 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 212102998 and 212103016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212103037) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105428 + ... + 107420.
Almost surely, 2212103032 is an apocalyptic number.
It is an amenable number.
212103032 is a deficient number, since it is larger than the sum of its proper divisors (194912248).
212103032 is a wasteful number, since it uses less digits than its factorization.
212103032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2303 (or 2299 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 212103032 is about 14563.7574821884. The cubic root of 212103032 is about 596.3697763877.
Adding to 212103032 its reverse (230301212), we get a palindrome (442404244).
It can be divided in two parts, 21210 and 3032, that added together give a palindrome (24242).
The spelling of 212103032 in words is "two hundred twelve million, one hundred three thousand, thirty-two".
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