Base | Representation |
---|---|
bin | 11001010011010… |
… | …11010111000111 |
3 | 112210101112011000 |
4 | 30221223113013 |
5 | 413314031403 |
6 | 33021144343 |
7 | 5155053540 |
oct | 1451532707 |
9 | 483345130 |
10 | 212252103 |
11 | a98a1168 |
12 | 5b0bb0b3 |
13 | 34c86c7b |
14 | 202914c7 |
15 | 139797a3 |
hex | ca6b5c7 |
212252103 has 32 divisors (see below), whose sum is σ = 362700800. Its totient is φ = 120162528.
The previous prime is 212252077. The next prime is 212252111. The reversal of 212252103 is 301252212.
It is not a de Polignac number, because 212252103 - 28 = 212251847 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212252903) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15450 + ... + 25752.
It is an arithmetic number, because the mean of its divisors is an integer number (11334400).
Almost surely, 2212252103 is an apocalyptic number.
212252103 is a deficient number, since it is larger than the sum of its proper divisors (150448697).
212252103 is a wasteful number, since it uses less digits than its factorization.
212252103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10428 (or 10422 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 212252103 is about 14568.8744589278. The cubic root of 212252103 is about 596.5094579046.
The spelling of 212252103 in words is "two hundred twelve million, two hundred fifty-two thousand, one hundred three".
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