Base | Representation |
---|---|
bin | 1010001111110110… |
… | …1110110110110110 |
3 | 21002201020121202000 |
4 | 2203331232312312 |
5 | 21113210301133 |
6 | 1132544400130 |
7 | 125112000000 |
oct | 24375566666 |
9 | 7081217660 |
10 | 2750868918 |
11 | 1191880596 |
12 | 649316046 |
13 | 34abb74b5 |
14 | 1c14b5370 |
15 | 111782413 |
hex | a3f6edb6 |
2750868918 has 112 divisors (see below), whose sum is σ = 7148344560. Its totient is φ = 784147392.
The previous prime is 2750868907. The next prime is 2750868937. The reversal of 2750868918 is 8198680572.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 6352830 + ... + 6353262.
It is an arithmetic number, because the mean of its divisors is an integer number (63824505).
Almost surely, 22750868918 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2750868918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3574172280).
2750868918 is an abundant number, since it is smaller than the sum of its proper divisors (4397475642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2750868918 is an frugal number, since it uses more digits than its factorization.
2750868918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 486 (or 445 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 54.
The square root of 2750868918 is about 52448.7265622341. The cubic root of 2750868918 is about 1401.1672099350.
The spelling of 2750868918 in words is "two billion, seven hundred fifty million, eight hundred sixty-eight thousand, nine hundred eighteen".
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