Base | Representation |
---|---|
bin | 1000000011011111… |
… | …0001101100100010 |
3 | 12120200101022122111 |
4 | 2000313301230202 |
5 | 13411444330442 |
6 | 554313225534 |
7 | 104402406322 |
oct | 20067615442 |
9 | 5520338574 |
10 | 2162105122 |
11 | a0a4a7641 |
12 | 5041022aa |
13 | 285c24058 |
14 | 167215282 |
15 | c9c33b17 |
hex | 80df1b22 |
2162105122 has 8 divisors (see below), whose sum is σ = 3243356496. Its totient is φ = 1080986292.
The previous prime is 2162105083. The next prime is 2162105123. The reversal of 2162105122 is 2215012612.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2162105093 and 2162105102.
It is not an unprimeable number, because it can be changed into a prime (2162105123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39433 + ... + 76675.
It is an arithmetic number, because the mean of its divisors is an integer number (405419562).
Almost surely, 22162105122 is an apocalyptic number.
2162105122 is a deficient number, since it is larger than the sum of its proper divisors (1081251374).
2162105122 is a wasteful number, since it uses less digits than its factorization.
2162105122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66272.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 2162105122 is about 46498.4421459472. The cubic root of 2162105122 is about 1293.0806172865.
Adding to 2162105122 its reverse (2215012612), we get a palindrome (4377117734).
The spelling of 2162105122 in words is "two billion, one hundred sixty-two million, one hundred five thousand, one hundred twenty-two".
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