Base | Representation |
---|---|
bin | 111111011110110… |
… | …1110101100000000 |
3 | 12111110011212021121 |
4 | 1332331232230000 |
5 | 13330302024412 |
6 | 551211402024 |
7 | 103533434554 |
oct | 17675565400 |
9 | 5443155247 |
10 | 2130111232 |
11 | 9a3435107 |
12 | 4b5453314 |
13 | 27c401662 |
14 | 162c87864 |
15 | c7014107 |
hex | 7ef6eb00 |
2130111232 has 18 divisors (see below), whose sum is σ = 4251902228. Its totient is φ = 1065055488.
The previous prime is 2130111229. The next prime is 2130111233. The reversal of 2130111232 is 2321110312.
It is a super-3 number, since 3×21301112323 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is not an unprimeable number, because it can be changed into a prime (2130111233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4160118 + ... + 4160629.
Almost surely, 22130111232 is an apocalyptic number.
It is an amenable number.
2130111232 is a deficient number, since it is larger than the sum of its proper divisors (2121790996).
2130111232 is an frugal number, since it uses more digits than its factorization.
2130111232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8320763 (or 8320749 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 2130111232 is about 46153.1280846705. The cubic root of 2130111232 is about 1286.6707477775.
Adding to 2130111232 its reverse (2321110312), we get a palindrome (4451221544).
The spelling of 2130111232 in words is "two billion, one hundred thirty million, one hundred eleven thousand, two hundred thirty-two".
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