Base | Representation |
---|---|
bin | 111110101001101… |
… | …1000010000101111 |
3 | 12102111201110022120 |
4 | 1331103120100233 |
5 | 13301132411421 |
6 | 544334044023 |
7 | 103044451410 |
oct | 17523302057 |
9 | 5374643276 |
10 | 2102232111 |
11 | 989723111 |
12 | 4a8049613 |
13 | 2766bcb35 |
14 | 15d2ab807 |
15 | c48588c6 |
hex | 7d4d842f |
2102232111 has 8 divisors (see below), whose sum is σ = 3203401344. Its totient is φ = 1201275480.
The previous prime is 2102232101. The next prime is 2102232157. The reversal of 2102232111 is 1112322012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2102232111 - 213 = 2102223919 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102232101) 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, 50053125 + ... + 50053166.
It is an arithmetic number, because the mean of its divisors is an integer number (400425168).
Almost surely, 22102232111 is an apocalyptic number.
2102232111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2102232111 is a deficient number, since it is larger than the sum of its proper divisors (1101169233).
2102232111 is a wasteful number, since it uses less digits than its factorization.
2102232111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100106301.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 2102232111 is about 45850.1048090405. The cubic root of 2102232111 is about 1281.0327177969.
Adding to 2102232111 its reverse (1112322012), we get a palindrome (3214554123).
The spelling of 2102232111 in words is "two billion, one hundred two million, two hundred thirty-two thousand, one hundred eleven".
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