Base | Representation |
---|---|
bin | 11101001010100… |
… | …011000110111011 |
3 | 1021002201020121011 |
4 | 131022203012323 |
5 | 2000230221012 |
6 | 120315254351 |
7 | 15061006516 |
oct | 3512430673 |
9 | 1232636534 |
10 | 489304507 |
11 | 23122179a |
12 | 117a4a3b7 |
13 | 7a4abac3 |
14 | 48dadd7d |
15 | 2ce541a7 |
hex | 1d2a31bb |
489304507 has 4 divisors (see below), whose sum is σ = 510578640. Its totient is φ = 468030376.
The previous prime is 489304481. The next prime is 489304513. The reversal of 489304507 is 705403984.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 489304507 - 227 = 355086779 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 489304507.
It is not an unprimeable number, because it can be changed into a prime (489304547) 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, 10637032 + ... + 10637077.
It is an arithmetic number, because the mean of its divisors is an integer number (127644660).
Almost surely, 2489304507 is an apocalyptic number.
489304507 is a deficient number, since it is larger than the sum of its proper divisors (21274133).
489304507 is a wasteful number, since it uses less digits than its factorization.
489304507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21274132.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 489304507 is about 22120.2284572289. The cubic root of 489304507 is about 788.0003408787. Note that the first 3 decimals are identical.
The spelling of 489304507 in words is "four hundred eighty-nine million, three hundred four thousand, five hundred seven".
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