Base | Representation |
---|---|
bin | 1110111110000101011 |
3 | 220220220010 |
4 | 1313300223 |
5 | 111144124 |
6 | 14303003 |
7 | 4112100 |
oct | 1676053 |
9 | 826803 |
10 | 490539 |
11 | 305605 |
12 | 1b7a63 |
13 | 14237a |
14 | caaa7 |
15 | 9a529 |
hex | 77c2b |
490539 has 24 divisors (see below), whose sum is σ = 787968. Its totient is φ = 270480.
The previous prime is 490537. The next prime is 490541. The reversal of 490539 is 935094.
It is an interprime number because it is at equal distance from previous prime (490537) and next prime (490541).
It is not a de Polignac number, because 490539 - 21 = 490537 is a prime.
490539 is a modest number, since divided by 539 gives 49 as remainder.
It is a nialpdrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490537) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6874 + ... + 6944.
It is an arithmetic number, because the mean of its divisors is an integer number (32832).
2490539 is an apocalyptic number.
490539 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
490539 is a deficient number, since it is larger than the sum of its proper divisors (297429).
490539 is a wasteful number, since it uses less digits than its factorization.
490539 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135 (or 128 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 30.
The square root of 490539 is about 700.3848941832. The cubic root of 490539 is about 78.8662480672.
The spelling of 490539 in words is "four hundred ninety thousand, five hundred thirty-nine".
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