Base | Representation |
---|---|
bin | 1001100110101… |
… | …0110101101001 |
3 | 2210210121120101 |
4 | 2121222311221 |
5 | 40303032442 |
6 | 3555225401 |
7 | 666255412 |
oct | 231526551 |
9 | 83717511 |
10 | 40283497 |
11 | 20814651 |
12 | 115a8261 |
13 | 84658b7 |
14 | 54c8809 |
15 | 380acb7 |
hex | 266ad69 |
40283497 has 4 divisors (see below), whose sum is σ = 40296276. Its totient is φ = 40270720.
The previous prime is 40283473. The next prime is 40283513. The reversal of 40283497 is 79438204.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 2202256 + 38081241 = 1484^2 + 6171^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40283497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40283437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2097 + ... + 9217.
It is an arithmetic number, because the mean of its divisors is an integer number (10074069).
Almost surely, 240283497 is an apocalyptic number.
It is an amenable number.
40283497 is a deficient number, since it is larger than the sum of its proper divisors (12779).
40283497 is an equidigital number, since it uses as much as digits as its factorization.
40283497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12778.
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 40283497 is about 6346.9281546272. The cubic root of 40283497 is about 342.8012431270.
The spelling of 40283497 in words is "forty million, two hundred eighty-three thousand, four hundred ninety-seven".
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