Base | Representation |
---|---|
bin | 111110000001101… |
… | …0001101101111100 |
3 | 12101001012122000220 |
4 | 1330003101231330 |
5 | 13230243440123 |
6 | 542304021340 |
7 | 102401123664 |
oct | 17403215574 |
9 | 5331178026 |
10 | 2081233788 |
11 | 978890827 |
12 | 4a1001850 |
13 | 27224a1aa |
14 | 15a5a31a4 |
15 | c2aabce3 |
hex | 7c0d1b7c |
2081233788 has 24 divisors (see below), whose sum is σ = 4888808400. Its totient is φ = 689088000.
The previous prime is 2081233783. The next prime is 2081233813. The reversal of 2081233788 is 8873321802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2081233783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580213 + ... + 583788.
It is an arithmetic number, because the mean of its divisors is an integer number (203700350).
Almost surely, 22081233788 is an apocalyptic number.
It is an amenable number.
2081233788 is an abundant number, since it is smaller than the sum of its proper divisors (2807574612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2081233788 is a wasteful number, since it uses less digits than its factorization.
2081233788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1164157 (or 1164155 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 2081233788 is about 45620.5412944652. The cubic root of 2081233788 is about 1276.7532027441.
The spelling of 2081233788 in words is "two billion, eighty-one million, two hundred thirty-three thousand, seven hundred eighty-eight".
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