Base | Representation |
---|---|
bin | 1001000011000011… |
… | …0110001010000001 |
3 | 20021021001221202212 |
4 | 2100300312022001 |
5 | 14433223130331 |
6 | 1040555551505 |
7 | 114120545345 |
oct | 22060661201 |
9 | 6237057685 |
10 | 2428723841 |
11 | 1036a51195 |
12 | 57945b595 |
13 | 2c9234acb |
14 | 1907b9625 |
15 | e334bd2b |
hex | 90c36281 |
2428723841 has 4 divisors (see below), whose sum is σ = 2429040432. Its totient is φ = 2428407252.
The previous prime is 2428723769. The next prime is 2428723859. The reversal of 2428723841 is 1483278242.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1483278242 = 2 ⋅741639121.
It is a cyclic number.
It is not a de Polignac number, because 2428723841 - 218 = 2428461697 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2428723741) 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, 146495 + ... + 162228.
It is an arithmetic number, because the mean of its divisors is an integer number (607260108).
Almost surely, 22428723841 is an apocalyptic number.
It is an amenable number.
2428723841 is a deficient number, since it is larger than the sum of its proper divisors (316591).
2428723841 is an equidigital number, since it uses as much as digits as its factorization.
2428723841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316590.
The product of its digits is 172032, while the sum is 41.
The square root of 2428723841 is about 49282.0843816493. The cubic root of 2428723841 is about 1344.1860335789.
The spelling of 2428723841 in words is "two billion, four hundred twenty-eight million, seven hundred twenty-three thousand, eight hundred forty-one".
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