Base | Representation |
---|---|
bin | 1001101001100… |
… | …0111100100001 |
3 | 2211011012122001 |
4 | 2122120330201 |
5 | 40330103403 |
6 | 4003244001 |
7 | 1001003125 |
oct | 232307441 |
9 | 84135561 |
10 | 40472353 |
11 | 20933529 |
12 | 11679601 |
13 | 850084c |
14 | 5537585 |
15 | 3846c1d |
hex | 2698f21 |
40472353 has 2 divisors, whose sum is σ = 40472354. Its totient is φ = 40472352.
The previous prime is 40472351. The next prime is 40472447. The reversal of 40472353 is 35327404.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 37112464 + 3359889 = 6092^2 + 1833^2 .
It is a cyclic number.
It is not a de Polignac number, because 40472353 - 21 = 40472351 is a prime.
It is a super-2 number, since 2×404723532 = 3276022714713218, which contains 22 as substring.
Together with 40472351, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (40472351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20236176 + 20236177.
It is an arithmetic number, because the mean of its divisors is an integer number (20236177).
Almost surely, 240472353 is an apocalyptic number.
It is an amenable number.
40472353 is a deficient number, since it is larger than the sum of its proper divisors (1).
40472353 is an equidigital number, since it uses as much as digits as its factorization.
40472353 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10080, while the sum is 28.
The square root of 40472353 is about 6361.7885063872. The cubic root of 40472353 is about 343.3361119789.
Adding to 40472353 its reverse (35327404), we get a palindrome (75799757).
It can be divided in two parts, 4047 and 2353, that added together give a square (6400 = 802).
The spelling of 40472353 in words is "forty million, four hundred seventy-two thousand, three hundred fifty-three".
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