Base | Representation |
---|---|
bin | 11001010001100… |
… | …11111011011111 |
3 | 112202221222200211 |
4 | 30220303323133 |
5 | 413234300210 |
6 | 33012233251 |
7 | 5153116564 |
oct | 1450637337 |
9 | 482858624 |
10 | 212025055 |
11 | a9756620 |
12 | 5b00b827 |
13 | 34c07818 |
14 | 2023286b |
15 | 1393238a |
hex | ca33edf |
212025055 has 32 divisors (see below), whose sum is σ = 284497920. Its totient is φ = 150391680.
The previous prime is 212025013. The next prime is 212025067. The reversal of 212025055 is 550520212.
It is not a de Polignac number, because 212025055 - 29 = 212024543 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 723489 + ... + 723781.
It is an arithmetic number, because the mean of its divisors is an integer number (8890560).
Almost surely, 2212025055 is an apocalyptic number.
212025055 is a deficient number, since it is larger than the sum of its proper divisors (72472865).
212025055 is a wasteful number, since it uses less digits than its factorization.
212025055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591.
The product of its (nonzero) digits is 1000, while the sum is 22.
The square root of 212025055 is about 14561.0801453738. The cubic root of 212025055 is about 596.2966848253.
Adding to 212025055 its reverse (550520212), we get a palindrome (762545267).
The spelling of 212025055 in words is "two hundred twelve million, twenty-five thousand, fifty-five".
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