Base | Representation |
---|---|
bin | 11001010001100… |
… | …00110001000001 |
3 | 112202221022220220 |
4 | 30220300301001 |
5 | 413233341342 |
6 | 33012053253 |
7 | 5153034033 |
oct | 1450606101 |
9 | 482838826 |
10 | 212012097 |
11 | a9747910 |
12 | 5b004229 |
13 | 34c0195b |
14 | 2022bc53 |
15 | 1392d5ec |
hex | ca30c41 |
212012097 has 8 divisors (see below), whose sum is σ = 308381280. Its totient is φ = 128492160.
The previous prime is 212012077. The next prime is 212012123. The reversal of 212012097 is 790210212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212012097 - 26 = 212012033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212012057) 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, 3212272 + ... + 3212337.
It is an arithmetic number, because the mean of its divisors is an integer number (38547660).
Almost surely, 2212012097 is an apocalyptic number.
It is an amenable number.
212012097 is a deficient number, since it is larger than the sum of its proper divisors (96369183).
212012097 is a wasteful number, since it uses less digits than its factorization.
212012097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6424623.
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 212012097 is about 14560.6351853207. The cubic root of 212012097 is about 596.2845369374.
The spelling of 212012097 in words is "two hundred twelve million, twelve thousand, ninety-seven".
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