Base | Representation |
---|---|
bin | 111111010001100… |
… | …0010011011100111 |
3 | 12110222000101011211 |
4 | 1332203002123213 |
5 | 13322004123330 |
6 | 550401412251 |
7 | 103420113235 |
oct | 17643023347 |
9 | 5428011154 |
10 | 2123114215 |
11 | 99a496152 |
12 | 4b303a087 |
13 | 27ab21901 |
14 | 161d85955 |
15 | c65d0d2a |
hex | 7e8c26e7 |
2123114215 has 8 divisors (see below), whose sum is σ = 2635590240. Its totient is φ = 1639922592.
The previous prime is 2123114183. The next prime is 2123114237. The reversal of 2123114215 is 5124113212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2123114215 - 25 = 2123114183 is a prime.
It is a super-2 number, since 2×21231142152 = 9015227939870132450, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7320939 + ... + 7321228.
It is an arithmetic number, because the mean of its divisors is an integer number (329448780).
Almost surely, 22123114215 is an apocalyptic number.
2123114215 is a deficient number, since it is larger than the sum of its proper divisors (512476025).
2123114215 is a wasteful number, since it uses less digits than its factorization.
2123114215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14642201.
The product of its digits is 480, while the sum is 22.
The square root of 2123114215 is about 46077.2635363690. The cubic root of 2123114215 is about 1285.2603781285.
Adding to 2123114215 its reverse (5124113212), we get a palindrome (7247227427).
The spelling of 2123114215 in words is "two billion, one hundred twenty-three million, one hundred fourteen thousand, two hundred fifteen".
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