Base | Representation |
---|---|
bin | 1000000000000101… |
… | …0111101011101010 |
3 | 12112200112201102010 |
4 | 2000001113223222 |
5 | 13344321432134 |
6 | 553043420350 |
7 | 104140235226 |
oct | 20001275352 |
9 | 5480481363 |
10 | 2147842794 |
11 | a02446099 |
12 | 4bb3846b6 |
13 | 282c9c3c6 |
14 | 165381786 |
15 | c8867ce9 |
hex | 80057aea |
2147842794 has 16 divisors (see below), whose sum is σ = 4296172320. Its totient is φ = 715866480.
The previous prime is 2147842759. The next prime is 2147842799. The reversal of 2147842794 is 4972487412.
It is a super-2 number, since 2×21478427942 = 9226457335475452872, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2147842799) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 64084 + ... + 91664.
It is an arithmetic number, because the mean of its divisors is an integer number (268510770).
Almost surely, 22147842794 is an apocalyptic number.
2147842794 is an abundant number, since it is smaller than the sum of its proper divisors (2148329526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2147842794 is a wasteful number, since it uses less digits than its factorization.
2147842794 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40565.
The product of its digits is 903168, while the sum is 48.
The square root of 2147842794 is about 46344.8248890855. The cubic root of 2147842794 is about 1290.2310733228.
The spelling of 2147842794 in words is "two billion, one hundred forty-seven million, eight hundred forty-two thousand, seven hundred ninety-four".
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