Base | Representation |
---|---|
bin | 11101110000011… |
… | …110010010100000 |
3 | 1021210102100002111 |
4 | 131300132102200 |
5 | 2010301334430 |
6 | 121312325104 |
7 | 15241344253 |
oct | 3560362240 |
9 | 1253370074 |
10 | 499246240 |
11 | 2368a20a9 |
12 | 11b243794 |
13 | 7c57cc9c |
14 | 4a43b09a |
15 | 2dc69c2a |
hex | 1dc1e4a0 |
499246240 has 48 divisors (see below), whose sum is σ = 1188522720. Its totient is φ = 198165760.
The previous prime is 499246229. The next prime is 499246247. The reversal of 499246240 is 42642994.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 499246193 and 499246202.
It is not an unprimeable number, because it can be changed into a prime (499246247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9051 + ... + 32869.
It is an arithmetic number, because the mean of its divisors is an integer number (24760890).
Almost surely, 2499246240 is an apocalyptic number.
499246240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 499246240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594261360).
499246240 is an abundant number, since it is smaller than the sum of its proper divisors (689276480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
499246240 is a wasteful number, since it uses less digits than its factorization.
499246240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23965 (or 23957 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 40.
The square root of 499246240 is about 22343.8188320618. The cubic root of 499246240 is about 793.3014855908.
The spelling of 499246240 in words is "four hundred ninety-nine million, two hundred forty-six thousand, two hundred forty".
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