Base | Representation |
---|---|
bin | 111110111101010… |
… | …1101111010101110 |
3 | 12110020010101011022 |
4 | 1331322231322232 |
5 | 13311302410210 |
6 | 545343054142 |
7 | 103231221443 |
oct | 17572557256 |
9 | 5406111138 |
10 | 2112544430 |
11 | 994526997 |
12 | 4ab5a1352 |
13 | 2788908b9 |
14 | 1607d39ca |
15 | c56e4155 |
hex | 7deadeae |
2112544430 has 16 divisors (see below), whose sum is σ = 3806434944. Its totient is φ = 844161120.
The previous prime is 2112544397. The next prime is 2112544471. The reversal of 2112544430 is 344452112.
It is a self number, because there is not a number n which added to its sum of digits gives 2112544430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96677 + ... + 116496.
It is an arithmetic number, because the mean of its divisors is an integer number (237902184).
Almost surely, 22112544430 is an apocalyptic number.
2112544430 is a deficient number, since it is larger than the sum of its proper divisors (1693890514).
2112544430 is a wasteful number, since it uses less digits than its factorization.
2112544430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214171.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 2112544430 is about 45962.4241092656. The cubic root of 2112544430 is about 1283.1239673446.
Adding to 2112544430 its reverse (344452112), we get a palindrome (2456996542).
The spelling of 2112544430 in words is "two billion, one hundred twelve million, five hundred forty-four thousand, four hundred thirty".
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