Base | Representation |
---|---|
bin | 110111001010001… |
… | …0001000010101001 |
3 | 11202222121201010201 |
4 | 1232110101002221 |
5 | 12242301301231 |
6 | 503353112201 |
7 | 63602411101 |
oct | 15624210251 |
9 | 4688551121 |
10 | 1850806441 |
11 | 86a806300 |
12 | 4379b8661 |
13 | 23659b553 |
14 | 137b40201 |
15 | ac742161 |
hex | 6e5110a9 |
1850806441 has 9 divisors (see below), whose sum is σ = 2034877789. Its totient is φ = 1682121100.
The previous prime is 1850806421. The next prime is 1850806493. The reversal of 1850806441 is 1446080581.
The square root of 1850806441 is 43021.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 1850806441 - 25 = 1850806409 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1850806441.
It is not an unprimeable number, because it can be changed into a prime (1850806421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 471276 + ... + 475186.
Almost surely, 21850806441 is an apocalyptic number.
1850806441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1850806441 is the 43021-st square number.
1850806441 is the 21511-st centered octagonal number.
It is an amenable number.
1850806441 is a deficient number, since it is larger than the sum of its proper divisors (184071348).
1850806441 is an frugal number, since it uses more digits than its factorization.
1850806441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7844 (or 3922 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 37.
The cubic root of 1850806441 is about 1227.7793764596.
The spelling of 1850806441 in words is "one billion, eight hundred fifty million, eight hundred six thousand, four hundred forty-one".
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