Base | Representation |
---|---|
bin | 11101100100000… |
… | …001000101000110 |
3 | 1021120021102211212 |
4 | 131210001011012 |
5 | 2003432341440 |
6 | 121114331422 |
7 | 15201524240 |
oct | 3544010506 |
9 | 1246242755 |
10 | 495980870 |
11 | 234a71850 |
12 | 11a129b72 |
13 | 7b9a8908 |
14 | 49c2b090 |
15 | 2d822465 |
hex | 1d901146 |
495980870 has 32 divisors (see below), whose sum is σ = 1113060096. Its totient is φ = 154591200.
The previous prime is 495980869. The next prime is 495980887. The reversal of 495980870 is 78089594.
It is a super-3 number, since 3×4959808703 (a number of 27 digits) contains 333 as substring.
It is a congruent 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 in 15 ways as a sum of consecutive naturals, for example, 321296 + ... + 322835.
It is an arithmetic number, because the mean of its divisors is an integer number (34783128).
Almost surely, 2495980870 is an apocalyptic number.
495980870 is an abundant number, since it is smaller than the sum of its proper divisors (617079226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
495980870 is a wasteful number, since it uses less digits than its factorization.
495980870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 644156.
The product of its (nonzero) digits is 725760, while the sum is 50.
The square root of 495980870 is about 22270.6279660004. The cubic root of 495980870 is about 791.5681451296.
The spelling of 495980870 in words is "four hundred ninety-five million, nine hundred eighty thousand, eight hundred seventy".
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