Base | Representation |
---|---|
bin | 1010111111001110… |
… | …0110101111001011 |
3 | 21121120002012100021 |
4 | 2233303212233023 |
5 | 22020040301221 |
6 | 1204402521311 |
7 | 133043453230 |
oct | 25763465713 |
9 | 7546065307 |
10 | 2949540811 |
11 | 1283a36738 |
12 | 6a3966237 |
13 | 3800c8129 |
14 | 1dda2d787 |
15 | 123e28041 |
hex | afce6bcb |
2949540811 has 4 divisors (see below), whose sum is σ = 3370903792. Its totient is φ = 2528177832.
The previous prime is 2949540809. The next prime is 2949540821. The reversal of 2949540811 is 1180459492.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2949540811 - 21 = 2949540809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2949540821) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210681480 + ... + 210681493.
It is an arithmetic number, because the mean of its divisors is an integer number (842725948).
Almost surely, 22949540811 is an apocalyptic number.
2949540811 is a deficient number, since it is larger than the sum of its proper divisors (421362981).
2949540811 is an equidigital number, since it uses as much as digits as its factorization.
2949540811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 421362980.
The product of its (nonzero) digits is 103680, while the sum is 43.
The square root of 2949540811 is about 54309.6751141084. The cubic root of 2949540811 is about 1434.1177240026.
The spelling of 2949540811 in words is "two billion, nine hundred forty-nine million, five hundred forty thousand, eight hundred eleven".
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