Base | Representation |
---|---|
bin | 111100100000000… |
… | …1101111010001111 |
3 | 12020110222202211000 |
4 | 1321000031322033 |
5 | 13124201200421 |
6 | 533240031343 |
7 | 101210365134 |
oct | 17100157217 |
9 | 5213882730 |
10 | 2030100111 |
11 | 951a36296 |
12 | 487a62553 |
13 | 264785a90 |
14 | 15389258b |
15 | bd35b226 |
hex | 7900de8f |
2030100111 has 16 divisors (see below), whose sum is σ = 3238906720. Its totient is φ = 1249292160.
The previous prime is 2030100109. The next prime is 2030100119. The reversal of 2030100111 is 1110010302.
It is not a de Polignac number, because 2030100111 - 21 = 2030100109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2030100093 and 2030100102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030100119) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2891530 + ... + 2892231.
It is an arithmetic number, because the mean of its divisors is an integer number (202431670).
Almost surely, 22030100111 is an apocalyptic number.
2030100111 is a deficient number, since it is larger than the sum of its proper divisors (1208806609).
2030100111 is a wasteful number, since it uses less digits than its factorization.
2030100111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5783783 (or 5783777 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 2030100111 is about 45056.6322642960. The cubic root of 2030100111 is about 1266.2102310292.
Adding to 2030100111 its reverse (1110010302), we get a palindrome (3140110413).
The spelling of 2030100111 in words is "two billion, thirty million, one hundred thousand, one hundred eleven".
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