Base | Representation |
---|---|
bin | 110110011110111… |
… | …1101011111110001 |
3 | 11201102001021020111 |
4 | 1230331331133301 |
5 | 12221003311001 |
6 | 501224141321 |
7 | 63206201452 |
oct | 15475753761 |
9 | 4642037214 |
10 | 1828182001 |
11 | 858a63218 |
12 | 430307841 |
13 | 2319a96c9 |
14 | 134b31129 |
15 | aa773851 |
hex | 6cf7d7f1 |
1828182001 has 4 divisors (see below), whose sum is σ = 1829093104. Its totient is φ = 1827270900.
The previous prime is 1828181969. The next prime is 1828182029. The reversal of 1828182001 is 1002818281.
It is a happy number.
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: 1002818281 = 269 ⋅3727949.
It is a cyclic number.
It is not a de Polignac number, because 1828182001 - 25 = 1828181969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1828182061) 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, 452535 + ... + 456556.
It is an arithmetic number, because the mean of its divisors is an integer number (457273276).
Almost surely, 21828182001 is an apocalyptic number.
It is an amenable number.
1828182001 is a deficient number, since it is larger than the sum of its proper divisors (911103).
1828182001 is an equidigital number, since it uses as much as digits as its factorization.
1828182001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 911102.
The product of its (nonzero) digits is 2048, while the sum is 31.
The square root of 1828182001 is about 42757.2450118106. The cubic root of 1828182001 is about 1222.7560198879.
The spelling of 1828182001 in words is "one billion, eight hundred twenty-eight million, one hundred eighty-two thousand, one".
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