Base | Representation |
---|---|
bin | 11001010101101… |
… | …00100101110110 |
3 | 112210221202121022 |
4 | 30222310211312 |
5 | 413403131204 |
6 | 33031421142 |
7 | 5160443201 |
oct | 1452644566 |
9 | 483852538 |
10 | 212552054 |
11 | a9a86560 |
12 | 5b2247b2 |
13 | 35060660 |
14 | 2032c938 |
15 | 139d85be |
hex | cab4976 |
212552054 has 32 divisors (see below), whose sum is σ = 396609696. Its totient is φ = 83934720.
The previous prime is 212552051. The next prime is 212552059. The reversal of 212552054 is 450255212.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212552051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16997 + ... + 26720.
It is an arithmetic number, because the mean of its divisors is an integer number (12394053).
Almost surely, 2212552054 is an apocalyptic number.
212552054 is a deficient number, since it is larger than the sum of its proper divisors (184057642).
212552054 is a wasteful number, since it uses less digits than its factorization.
212552054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43760.
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 212552054 is about 14579.1650652567. The cubic root of 212552054 is about 596.7903179260.
The spelling of 212552054 in words is "two hundred twelve million, five hundred fifty-two thousand, fifty-four".
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