Base | Representation |
---|---|
bin | 11010000111010… |
… | …110100011111011 |
3 | 1010112102120021112 |
4 | 122013112203323 |
5 | 1344130310120 |
6 | 111250430535 |
7 | 13600041422 |
oct | 3207264373 |
9 | 1115376245 |
10 | 438135035 |
11 | 205352378 |
12 | 10289244b |
13 | 6ca04300 |
14 | 422902b9 |
15 | 286e7bc5 |
hex | 1a1d68fb |
438135035 has 24 divisors (see below), whose sum is σ = 572989104. Its totient is φ = 321459840.
The previous prime is 438135031. The next prime is 438135037. The reversal of 438135035 is 530531834.
It is not a de Polignac number, because 438135035 - 22 = 438135031 is a prime.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 438134992 and 438135010.
It is not an unprimeable number, because it can be changed into a prime (438135031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136145 + ... + 139325.
It is an arithmetic number, because the mean of its divisors is an integer number (23874546).
Almost surely, 2438135035 is an apocalyptic number.
438135035 is a deficient number, since it is larger than the sum of its proper divisors (134854069).
438135035 is a wasteful number, since it uses less digits than its factorization.
438135035 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3375 (or 3362 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 32.
The square root of 438135035 is about 20931.6753987826. The cubic root of 438135035 is about 759.5143683077.
Adding to 438135035 its reverse (530531834), we get a palindrome (968666869).
The spelling of 438135035 in words is "four hundred thirty-eight million, one hundred thirty-five thousand, thirty-five".
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