Base | Representation |
---|---|
bin | 111110000111010… |
… | …1101101110010001 |
3 | 12101020211221220210 |
4 | 1330032231232101 |
5 | 13232030411311 |
6 | 542452154333 |
7 | 102435452241 |
oct | 17416555621 |
9 | 5336757823 |
10 | 2084232081 |
11 | 97a549458 |
12 | 4a20089a9 |
13 | 272a59b29 |
14 | 15ab43b21 |
15 | c2ea03a6 |
hex | 7c3adb91 |
2084232081 has 4 divisors (see below), whose sum is σ = 2778976112. Its totient is φ = 1389488052.
The previous prime is 2084232067. The next prime is 2084232091. The reversal of 2084232081 is 1802324802.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 2084232081 - 27 = 2084231953 is a prime.
It is a super-2 number, since 2×20842320812 = 8688046734939181122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2084232091) 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, 347372011 + ... + 347372016.
It is an arithmetic number, because the mean of its divisors is an integer number (694744028).
Almost surely, 22084232081 is an apocalyptic number.
It is an amenable number.
2084232081 is a deficient number, since it is larger than the sum of its proper divisors (694744031).
2084232081 is an equidigital number, since it uses as much as digits as its factorization.
2084232081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 694744030.
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 2084232081 is about 45653.3906845921. The cubic root of 2084232081 is about 1277.3660192694.
Adding to 2084232081 its reverse (1802324802), we get a palindrome (3886556883).
The spelling of 2084232081 in words is "two billion, eighty-four million, two hundred thirty-two thousand, eighty-one".
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