| Base | Representation |
|---|---|
| bin | 100101111010… |
| … | …010001101101 |
| 3 | 200200220102011 |
| 4 | 211322101231 |
| 5 | 10021004104 |
| 6 | 553001221 |
| 7 | 150320563 |
| oct | 45722155 |
| 9 | 20626364 |
| 10 | 9938029 |
| 11 | 5678652 |
| 12 | 33b3211 |
| 13 | 209c5ba |
| 14 | 1469a33 |
| 15 | d14904 |
| hex | 97a46d |
9938029 has 4 divisors (see below), whose sum is σ = 9945180. Its totient is φ = 9930880.
The previous prime is 9938023. The next prime is 9938051. The reversal of 9938029 is 9208399.
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 6135529 + 3802500 = 2477^2 + 1950^2 .
It is a cyclic number.
It is not a de Polignac number, because 9938029 - 23 = 9938021 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an Ulam number.
It is a Duffinian number.
9938029 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 9937982 and 9938000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9938021) 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 3 ways as a sum of consecutive naturals, for example, 742 + ... + 4519.
It is an arithmetic number, because the mean of its divisors is an integer number (2486295).
Almost surely, 29938029 is an apocalyptic number.
It is an amenable number.
9938029 is a deficient number, since it is larger than the sum of its proper divisors (7151).
9938029 is a wasteful number, since it uses less digits than its factorization.
9938029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7150.
The product of its (nonzero) digits is 34992, while the sum is 40.
The square root of 9938029 is about 3152.4639569708. The cubic root of 9938029 is about 214.9975049287.
It can be divided in two parts, 993 and 8029, that multiplied together give a palindrome (7972797).
The spelling of 9938029 in words is "nine million, nine hundred thirty-eight thousand, twenty-nine".
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