Base | Representation |
---|---|
bin | 101000000111110… |
… | …101100011110001 |
3 | 1201220122012122011 |
4 | 220013311203301 |
5 | 2334311034100 |
6 | 150443442521 |
7 | 22452423052 |
oct | 5007654361 |
9 | 1656565564 |
10 | 673143025 |
11 | 315a76355 |
12 | 169526441 |
13 | a95c7ba9 |
14 | 65586729 |
15 | 3e169bba |
hex | 281f58f1 |
673143025 has 9 divisors (see below), whose sum is σ = 834858241. Its totient is φ = 538410640.
The previous prime is 673142971. The next prime is 673143049. The reversal of 673143025 is 520341376.
The square root of 673143025 is 25945.
It is a perfect power (a square), and thus also a powerful number.
673143025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 18601969 + 654541056 = 4313^2 + 25584^2 .
It is not a de Polignac number, because 673143025 - 221 = 671045873 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 127131 + ... + 132319.
Almost surely, 2673143025 is an apocalyptic number.
673143025 is the 25945-th square number.
673143025 is the 12973-rd centered octagonal number.
It is an amenable number.
673143025 is a deficient number, since it is larger than the sum of its proper divisors (161715216).
673143025 is an frugal number, since it uses more digits than its factorization.
673143025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10388 (or 5194 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 31.
The cubic root of 673143025 is about 876.4001637231.
The spelling of 673143025 in words is "six hundred seventy-three million, one hundred forty-three thousand, twenty-five".
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