Base | Representation |
---|---|
bin | 1011000000011111… |
… | …0010000100000001 |
3 | 21121221000220212011 |
4 | 2300013302010001 |
5 | 22022414030311 |
6 | 1205112132521 |
7 | 133136432650 |
oct | 26007620401 |
9 | 7557026764 |
10 | 2954830081 |
11 | 1286a19635 |
12 | 6a5697141 |
13 | 38122a788 |
14 | 200609197 |
15 | 124620321 |
hex | b01f2101 |
2954830081 has 4 divisors (see below), whose sum is σ = 3376948672. Its totient is φ = 2532711492.
The previous prime is 2954829893. The next prime is 2954830091. The reversal of 2954830081 is 1800384592.
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 a cyclic number.
It is not a de Polignac number, because 2954830081 - 221 = 2952732929 is a prime.
It is a super-2 number, since 2×29548300812 = 17462041615164933122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2954830091) 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, 211059285 + ... + 211059298.
It is an arithmetic number, because the mean of its divisors is an integer number (844237168).
Almost surely, 22954830081 is an apocalyptic number.
It is an amenable number.
2954830081 is a deficient number, since it is larger than the sum of its proper divisors (422118591).
2954830081 is an equidigital number, since it uses as much as digits as its factorization.
2954830081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 422118590.
The product of its (nonzero) digits is 69120, while the sum is 40.
The square root of 2954830081 is about 54358.3487699912. The cubic root of 2954830081 is about 1434.9744569261.
The spelling of 2954830081 in words is "two billion, nine hundred fifty-four million, eight hundred thirty thousand, eighty-one".
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