Base | Representation |
---|---|
bin | 111110111011000… |
… | …1000101000101000 |
3 | 12110010212100022020 |
4 | 1331312020220220 |
5 | 13311000440034 |
6 | 545301224440 |
7 | 103215056241 |
oct | 17566105050 |
9 | 5403770266 |
10 | 2111343144 |
11 | 993886399 |
12 | 4ab102120 |
13 | 27855cb91 |
14 | 16059dcc8 |
15 | c5558249 |
hex | 7dd88a28 |
2111343144 has 64 divisors (see below), whose sum is σ = 5697820800. Its totient is φ = 649963776.
The previous prime is 2111343119. The next prime is 2111343161. The reversal of 2111343144 is 4413431112.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49939 + ... + 81954.
It is an arithmetic number, because the mean of its divisors is an integer number (89028450).
Almost surely, 22111343144 is an apocalyptic number.
2111343144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2111343144 is an abundant number, since it is smaller than the sum of its proper divisors (3586477656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111343144 is a wasteful number, since it uses less digits than its factorization.
2111343144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131954 (or 131950 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 2111343144 is about 45949.3541195086. The cubic root of 2111343144 is about 1282.8807075899.
Adding to 2111343144 its reverse (4413431112), we get a palindrome (6524774256).
The spelling of 2111343144 in words is "two billion, one hundred eleven million, three hundred forty-three thousand, one hundred forty-four".
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