Base | Representation |
---|---|
bin | 111011110000000… |
… | …1100010110101110 |
3 | 12011201121220001120 |
4 | 1313200030112232 |
5 | 13101230143133 |
6 | 530540321410 |
7 | 100453414620 |
oct | 16740142656 |
9 | 5151556046 |
10 | 2004927918 |
11 | 939803024 |
12 | 47b543266 |
13 | 25c4b13a6 |
14 | 1503bcc10 |
15 | bb037ab3 |
hex | 7780c5ae |
2004927918 has 128 divisors (see below), whose sum is σ = 4946657280. Its totient is φ = 529079040.
The previous prime is 2004927901. The next prime is 2004927919. The reversal of 2004927918 is 8197294002.
2004927918 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 2004927918.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2004927919) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7398123 + ... + 7398393.
It is an arithmetic number, because the mean of its divisors is an integer number (38645760).
Almost surely, 22004927918 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2004927918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2473328640).
2004927918 is an abundant number, since it is smaller than the sum of its proper divisors (2941729362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2004927918 is a wasteful number, since it uses less digits than its factorization.
2004927918 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502.
The product of its (nonzero) digits is 72576, while the sum is 42.
The square root of 2004927918 is about 44776.4214514738. The cubic root of 2004927918 is about 1260.9549990932.
The spelling of 2004927918 in words is "two billion, four million, nine hundred twenty-seven thousand, nine hundred eighteen".
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