Base | Representation |
---|---|
bin | 111101111111010… |
… | …1001111111010101 |
3 | 12100221221002102211 |
4 | 1323332221333111 |
5 | 13224441204420 |
6 | 542222033421 |
7 | 102354620332 |
oct | 17376517725 |
9 | 5327832384 |
10 | 2080022485 |
11 | 978133752 |
12 | 4a0718871 |
13 | 271c14a48 |
14 | 15a369989 |
15 | c291ce5a |
hex | 7bfa9fd5 |
2080022485 has 4 divisors (see below), whose sum is σ = 2496026988. Its totient is φ = 1664017984.
The previous prime is 2080022467. The next prime is 2080022489. The reversal of 2080022485 is 5842200802.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5842200802 = 2 ⋅2921100401.
It can be written as a sum of positive squares in 2 ways, for example, as 643839876 + 1436182609 = 25374^2 + 37897^2 .
It is a cyclic number.
It is not a de Polignac number, because 2080022485 - 25 = 2080022453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2080022489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208002244 + ... + 208002253.
It is an arithmetic number, because the mean of its divisors is an integer number (624006747).
Almost surely, 22080022485 is an apocalyptic number.
It is an amenable number.
2080022485 is a deficient number, since it is larger than the sum of its proper divisors (416004503).
2080022485 is an equidigital number, since it uses as much as digits as its factorization.
2080022485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416004502.
The product of its (nonzero) digits is 10240, while the sum is 31.
The square root of 2080022485 is about 45607.2635114189. The cubic root of 2080022485 is about 1276.5054594544.
The spelling of 2080022485 in words is "two billion, eighty million, twenty-two thousand, four hundred eighty-five".
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