Base | Representation |
---|---|
bin | 11101001110010… |
… | …001100100111100 |
3 | 1021011112212110210 |
4 | 131032101210330 |
5 | 2001003000101 |
6 | 120352232420 |
7 | 15102215322 |
oct | 3516214474 |
9 | 1234485423 |
10 | 490281276 |
11 | 231829641 |
12 | 11823b710 |
13 | 7a761584 |
14 | 49185d12 |
15 | 2d0987d6 |
hex | 1d39193c |
490281276 has 48 divisors (see below), whose sum is σ = 1159764480. Its totient is φ = 161187840.
The previous prime is 490281247. The next prime is 490281287. The reversal of 490281276 is 672182094.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347260 + ... + 348668.
It is an arithmetic number, because the mean of its divisors is an integer number (24161760).
Almost surely, 2490281276 is an apocalyptic number.
It is an amenable number.
490281276 is an abundant number, since it is smaller than the sum of its proper divisors (669483204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490281276 is a wasteful number, since it uses less digits than its factorization.
490281276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1794 (or 1792 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 39.
The square root of 490281276 is about 22142.2960869012. The cubic root of 490281276 is about 788.5243381690.
The spelling of 490281276 in words is "four hundred ninety million, two hundred eighty-one thousand, two hundred seventy-six".
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