Base | Representation |
---|---|
bin | 111110101001011… |
… | …1101101000011000 |
3 | 12102111111220200121 |
4 | 1331102331220120 |
5 | 13301120414112 |
6 | 544331443024 |
7 | 103043515402 |
oct | 17522755030 |
9 | 5374456617 |
10 | 2102123032 |
11 | 989659169 |
12 | 4a7bb6474 |
13 | 2766822a9 |
14 | 15d27db72 |
15 | c4836407 |
hex | 7d4bda18 |
2102123032 has 32 divisors (see below), whose sum is σ = 4286135520. Its totient is φ = 962496000.
The previous prime is 2102123027. The next prime is 2102123039. The reversal of 2102123032 is 2303212012.
It is a junction number, because it is equal to n+sod(n) for n = 2102122997 and 2102123015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102123039) 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 7 ways as a sum of consecutive naturals, for example, 203844 + ... + 213907.
It is an arithmetic number, because the mean of its divisors is an integer number (133941735).
Almost surely, 22102123032 is an apocalyptic number.
It is an amenable number.
2102123032 is an abundant number, since it is smaller than the sum of its proper divisors (2184012488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102123032 is a wasteful number, since it uses less digits than its factorization.
2102123032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 417811 (or 417807 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2102123032 is about 45848.9152761546. The cubic root of 2102123032 is about 1281.0105610008.
Adding to 2102123032 its reverse (2303212012), we get a palindrome (4405335044).
The spelling of 2102123032 in words is "two billion, one hundred two million, one hundred twenty-three thousand, thirty-two".
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