Base | Representation |
---|---|
bin | 1010110001111101… |
… | …0010001001010100 |
3 | 21110200100102201121 |
4 | 2230133102021110 |
5 | 21411313210230 |
6 | 1155053533324 |
7 | 131466406405 |
oct | 25437221124 |
9 | 7420312647 |
10 | 2893881940 |
11 | 1255580374 |
12 | 6891a4244 |
13 | 37170b0a1 |
14 | 1d64a19ac |
15 | 11e0d177a |
hex | ac7d2254 |
2893881940 has 24 divisors (see below), whose sum is σ = 6218483040. Its totient is φ = 1130632608.
The previous prime is 2893881929. The next prime is 2893881941. The reversal of 2893881940 is 491883982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2893881941) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1681630 + ... + 1683349.
It is an arithmetic number, because the mean of its divisors is an integer number (259103460).
Almost surely, 22893881940 is an apocalyptic number.
2893881940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2893881940 is an abundant number, since it is smaller than the sum of its proper divisors (3324601100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2893881940 is a wasteful number, since it uses less digits than its factorization.
2893881940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3365031 (or 3365029 counting only the distinct ones).
The product of its (nonzero) digits is 995328, while the sum is 52.
The square root of 2893881940 is about 53794.8133187578. The cubic root of 2893881940 is about 1425.0396114976.
The spelling of 2893881940 in words is "two billion, eight hundred ninety-three million, eight hundred eighty-one thousand, nine hundred forty".
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