Base | Representation |
---|---|
bin | 1111001000101110100 |
3 | 221012100221 |
4 | 1321011310 |
5 | 111332423 |
6 | 14344124 |
7 | 4134013 |
oct | 1710564 |
9 | 835327 |
10 | 495988 |
11 | 309709 |
12 | 1bb044 |
13 | 1449ac |
14 | cca7a |
15 | 9be5d |
hex | 79174 |
495988 has 6 divisors (see below), whose sum is σ = 867986. Its totient is φ = 247992.
The previous prime is 495983. The next prime is 496007. The reversal of 495988 is 889594.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 357604 + 138384 = 598^2 + 372^2 .
It is a super-2 number, since 2×4959882 = 492008192288, which contains 22 as substring.
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (495983) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61995 + ... + 62002.
2495988 is an apocalyptic number.
It is an amenable number.
495988 is a deficient number, since it is larger than the sum of its proper divisors (371998).
495988 is a wasteful number, since it uses less digits than its factorization.
495988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124001 (or 123999 counting only the distinct ones).
The product of its digits is 103680, while the sum is 43.
The square root of 495988 is about 704.2641549873. The cubic root of 495988 is about 79.1571938188.
The spelling of 495988 in words is "four hundred ninety-five thousand, nine hundred eighty-eight".
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