Base | Representation |
---|---|
bin | 110110100100001… |
… | …0110001000000101 |
3 | 11201121011120120022 |
4 | 1231020112020011 |
5 | 12222202414300 |
6 | 501402344525 |
7 | 63241300325 |
oct | 15510261005 |
9 | 4647146508 |
10 | 1830904325 |
11 | 85a552578 |
12 | 4311bb145 |
13 | 232420853 |
14 | 13523d285 |
15 | aab10285 |
hex | 6d216205 |
1830904325 has 24 divisors (see below), whose sum is σ = 2312373576. Its totient is φ = 1437696000.
The previous prime is 1830904303. The next prime is 1830904349. The reversal of 1830904325 is 5234090381.
It can be written as a sum of positive squares in 12 ways, for example, as 1147447876 + 683456449 = 33874^2 + 26143^2 .
It is not a de Polignac number, because 1830904325 - 26 = 1830904261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 976589 + ... + 978461.
It is an arithmetic number, because the mean of its divisors is an integer number (96348899).
Almost surely, 21830904325 is an apocalyptic number.
It is an amenable number.
1830904325 is a deficient number, since it is larger than the sum of its proper divisors (481469251).
1830904325 is a wasteful number, since it uses less digits than its factorization.
1830904325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2585 (or 2580 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 1830904325 is about 42789.0678211152. The cubic root of 1830904325 is about 1223.3626493448.
The spelling of 1830904325 in words is "one billion, eight hundred thirty million, nine hundred four thousand, three hundred twenty-five".
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