Base | Representation |
---|---|
bin | 1011001000010110… |
… | …0001011001111100 |
3 | 21201020001120002211 |
4 | 2302011201121330 |
5 | 22104333320441 |
6 | 1212250430204 |
7 | 134016545560 |
oct | 26205413174 |
9 | 7636046084 |
10 | 2987791996 |
11 | 12a3592392 |
12 | 6b4732364 |
13 | 387ccb977 |
14 | 204b496a0 |
15 | 127481a81 |
hex | b216167c |
2987791996 has 12 divisors (see below), whose sum is σ = 5975584048. Its totient is φ = 1280482272.
The previous prime is 2987791979. The next prime is 2987792051. The reversal of 2987791996 is 6991977892.
2987791996 is an admirable number.
It is a super-2 number, since 2×29877919962 = 17853802022723328032, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53353401 + ... + 53353456.
Almost surely, 22987791996 is an apocalyptic number.
It is an amenable number.
2987791996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2987791996 is a wasteful number, since it uses less digits than its factorization.
2987791996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106706868 (or 106706866 counting only the distinct ones).
The product of its digits is 30862944, while the sum is 67.
The square root of 2987791996 is about 54660.6988246583. The cubic root of 2987791996 is about 1440.2905785771.
The spelling of 2987791996 in words is "two billion, nine hundred eighty-seven million, seven hundred ninety-one thousand, nine hundred ninety-six".
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