Base | Representation |
---|---|
bin | 1001011110000001… |
… | …0001001000001100 |
3 | 20120010212202022111 |
4 | 2113200101020030 |
5 | 20201201142010 |
6 | 1100115553404 |
7 | 116663046133 |
oct | 22740211014 |
9 | 6503782274 |
10 | 2541818380 |
11 | 1094876852 |
12 | 5ab2bb864 |
13 | 3167b185a |
14 | 1a181891a |
15 | ed23b58a |
hex | 9781120c |
2541818380 has 12 divisors (see below), whose sum is σ = 5337818640. Its totient is φ = 1016727344.
The previous prime is 2541818281. The next prime is 2541818387. The reversal of 2541818380 is 838181452.
It is not an unprimeable number, because it can be changed into a prime (2541818387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63545440 + ... + 63545479.
It is an arithmetic number, because the mean of its divisors is an integer number (444818220).
Almost surely, 22541818380 is an apocalyptic number.
2541818380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2541818380 is an abundant number, since it is smaller than the sum of its proper divisors (2796000260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2541818380 is a wasteful number, since it uses less digits than its factorization.
2541818380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127090928 (or 127090926 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 40.
The square root of 2541818380 is about 50416.4494981549. The cubic root of 2541818380 is about 1364.7345044875.
The spelling of 2541818380 in words is "two billion, five hundred forty-one million, eight hundred eighteen thousand, three hundred eighty".
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