Base | Representation |
---|---|
bin | 11101001110001… |
… | …110011001011010 |
3 | 1021011112012121100 |
4 | 131032032121122 |
5 | 2001002041000 |
6 | 120352052230 |
7 | 15102132333 |
oct | 3516163132 |
9 | 1234465540 |
10 | 490268250 |
11 | 23181a87a |
12 | 118234076 |
13 | 7a758674 |
14 | 4918128a |
15 | 2d094a00 |
hex | 1d38e65a |
490268250 has 96 divisors (see below), whose sum is σ = 1333734480. Its totient is φ = 129945600.
The previous prime is 490268243. The next prime is 490268269. The reversal of 490268250 is 52862094.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 19421649 + 470846601 = 4407^2 + 21699^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 433686 + ... + 434814.
Almost surely, 2490268250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 490268250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (666867240).
490268250 is an abundant number, since it is smaller than the sum of its proper divisors (843466230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490268250 is a wasteful number, since it uses less digits than its factorization.
490268250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1345 (or 1332 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 490268250 is about 22142.0019420106. The cubic root of 490268250 is about 788.5173548246.
The spelling of 490268250 in words is "four hundred ninety million, two hundred sixty-eight thousand, two hundred fifty".
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