Base | Representation |
---|---|
bin | 1001001111110000… |
… | …0010010010100000 |
3 | 20101222022002111221 |
4 | 2103330002102200 |
5 | 20040342120033 |
6 | 1050141344424 |
7 | 115335361600 |
oct | 22374022240 |
9 | 6358262457 |
10 | 2481988768 |
11 | 1064021996 |
12 | 593268114 |
13 | 30729430c |
14 | 1978c2c00 |
15 | e7d6e12d |
hex | 93f024a0 |
2481988768 has 36 divisors (see below), whose sum is σ = 5684201082. Its totient is φ = 1063708800.
The previous prime is 2481988759. The next prime is 2481988771. The reversal of 2481988768 is 8678891842.
It can be written as a sum of positive squares in only one way, i.e., 2481235344 + 753424 = 49812^2 + 868^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 789883 + ... + 793018.
Almost surely, 22481988768 is an apocalyptic number.
2481988768 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2481988768 is an abundant number, since it is smaller than the sum of its proper divisors (3202212314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2481988768 is a wasteful number, since it uses less digits than its factorization.
2481988768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1582925 (or 1582910 counting only the distinct ones).
The product of its digits is 12386304, while the sum is 61.
The square root of 2481988768 is about 49819.5621016484. The cubic root of 2481988768 is about 1353.9416158396.
The spelling of 2481988768 in words is "two billion, four hundred eighty-one million, nine hundred eighty-eight thousand, seven hundred sixty-eight".
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