Base | Representation |
---|---|
bin | 1110111100100101100 |
3 | 220212211201 |
4 | 1313210230 |
5 | 111133042 |
6 | 14255244 |
7 | 4106623 |
oct | 1674454 |
9 | 825751 |
10 | 489772 |
11 | 304a78 |
12 | 1b7524 |
13 | 141c0a |
14 | ca6ba |
15 | 9a1b7 |
hex | 7792c |
489772 has 6 divisors (see below), whose sum is σ = 857108. Its totient is φ = 244884.
The previous prime is 489761. The next prime is 489791. The reversal of 489772 is 277984.
It is a happy number.
It is a super-2 number, since 2×4897722 = 479753223968, which contains 22 as substring.
It is an Ulam number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61218 + ... + 61225.
2489772 is an apocalyptic number.
It is an amenable number.
489772 is a deficient number, since it is larger than the sum of its proper divisors (367336).
489772 is a wasteful number, since it uses less digits than its factorization.
489772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122447 (or 122445 counting only the distinct ones).
The product of its digits is 28224, while the sum is 37.
The square root of 489772 is about 699.8371239081. The cubic root of 489772 is about 78.8251218999.
The spelling of 489772 in words is "four hundred eighty-nine thousand, seven hundred seventy-two".
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