Base | Representation |
---|---|
bin | 1010001011000100… |
… | …0011100100101100 |
3 | 21001022102102101220 |
4 | 2202301003210230 |
5 | 21043034044214 |
6 | 1130545503340 |
7 | 124446102510 |
oct | 24261034454 |
9 | 7038372356 |
10 | 2730768684 |
11 | 11814a1a26 |
12 | 642641b50 |
13 | 34699a577 |
14 | 1bc962140 |
15 | 10eb119a9 |
hex | a2c4392c |
2730768684 has 96 divisors (see below), whose sum is σ = 7736762880. Its totient is φ = 731814912.
The previous prime is 2730768671. The next prime is 2730768709. The reversal of 2730768684 is 4868670372.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 435282 + ... + 441510.
It is an arithmetic number, because the mean of its divisors is an integer number (80591280).
Almost surely, 22730768684 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2730768684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868381440).
2730768684 is an abundant number, since it is smaller than the sum of its proper divisors (5005994196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2730768684 is a wasteful number, since it uses less digits than its factorization.
2730768684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6567 (or 6565 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 51.
The square root of 2730768684 is about 52256.7573046778. The cubic root of 2730768684 is about 1397.7461496796.
The spelling of 2730768684 in words is "two billion, seven hundred thirty million, seven hundred sixty-eight thousand, six hundred eighty-four".
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