Base | Representation |
---|---|
bin | 1010001101110101… |
… | …1011111011111011 |
3 | 21002010022111102111 |
4 | 2203131123323323 |
5 | 21104023342221 |
6 | 1132043113151 |
7 | 124650016321 |
oct | 24335337373 |
9 | 7063274374 |
10 | 2742402811 |
11 | 1188018905 |
12 | 6465127b7 |
13 | 349211b75 |
14 | 1c030dd11 |
15 | 110b5dbe1 |
hex | a375befb |
2742402811 has 4 divisors (see below), whose sum is σ = 2742728824. Its totient is φ = 2742076800.
The previous prime is 2742402743. The next prime is 2742402827. The reversal of 2742402811 is 1182042472.
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 2742402811 - 211 = 2742400763 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2742402911) 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, 150045 + ... + 167326.
It is an arithmetic number, because the mean of its divisors is an integer number (685682206).
Almost surely, 22742402811 is an apocalyptic number.
2742402811 is a deficient number, since it is larger than the sum of its proper divisors (326013).
2742402811 is an equidigital number, since it uses as much as digits as its factorization.
2742402811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326012.
The product of its (nonzero) digits is 7168, while the sum is 31.
The square root of 2742402811 is about 52367.9559559088. The cubic root of 2742402811 is about 1399.7283164983.
The spelling of 2742402811 in words is "two billion, seven hundred forty-two million, four hundred two thousand, eight hundred eleven".
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