Base | Representation |
---|---|
bin | 111111010001101… |
… | …1010011000101001 |
3 | 12110222012100202200 |
4 | 1332203122120221 |
5 | 13322020243304 |
6 | 550403450413 |
7 | 103421002260 |
oct | 17643323051 |
9 | 5428170680 |
10 | 2123212329 |
11 | 99a552937 |
12 | 4b3086a09 |
13 | 27ab57474 |
14 | 161dad5d7 |
15 | c65eee39 |
hex | 7e8da629 |
2123212329 has 48 divisors (see below), whose sum is σ = 3650699520. Its totient is φ = 1163756160.
The previous prime is 2123212319. The next prime is 2123212337. The reversal of 2123212329 is 9232123212.
2123212329 is a `hidden beast` number, since 2 + 12 + 321 + 2 + 329 = 666.
It is not a de Polignac number, because 2123212329 - 24 = 2123212313 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (2123212309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159087 + ... + 171915.
It is an arithmetic number, because the mean of its divisors is an integer number (76056240).
Almost surely, 22123212329 is an apocalyptic number.
It is an amenable number.
2123212329 is a deficient number, since it is larger than the sum of its proper divisors (1527487191).
2123212329 is a wasteful number, since it uses less digits than its factorization.
2123212329 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12950 (or 12947 counting only the distinct ones).
The product of its digits is 2592, while the sum is 27.
The square root of 2123212329 is about 46078.3281923292. The cubic root of 2123212329 is about 1285.2801761048.
The spelling of 2123212329 in words is "two billion, one hundred twenty-three million, two hundred twelve thousand, three hundred twenty-nine".
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