Base | Representation |
---|---|
bin | 1110010011001001… |
… | …1111111101010101 |
3 | 100220111201010101111 |
4 | 3210302133331111 |
5 | 30330120141344 |
6 | 1432515055021 |
7 | 164056141636 |
oct | 34462377525 |
9 | 10814633344 |
10 | 3838443349 |
11 | 169a779334 |
12 | 8b15a1471 |
13 | 492307570 |
14 | 285adb88d |
15 | 176eb1834 |
hex | e4c9ff55 |
3838443349 has 4 divisors (see below), whose sum is σ = 4133708236. Its totient is φ = 3543178464.
The previous prime is 3838443341. The next prime is 3838443377. The reversal of 3838443349 is 9433448383.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1647548100 + 2190895249 = 40590^2 + 46807^2 .
It is a cyclic number.
It is not a de Polignac number, because 3838443349 - 23 = 3838443341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3838443341) 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, 147632424 + ... + 147632449.
It is an arithmetic number, because the mean of its divisors is an integer number (1033427059).
Almost surely, 23838443349 is an apocalyptic number.
It is an amenable number.
3838443349 is a deficient number, since it is larger than the sum of its proper divisors (295264887).
3838443349 is a wasteful number, since it uses less digits than its factorization.
3838443349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295264886.
The product of its digits is 2985984, while the sum is 49.
The square root of 3838443349 is about 61955.1720924089. The cubic root of 3838443349 is about 1565.7354277772.
The spelling of 3838443349 in words is "three billion, eight hundred thirty-eight million, four hundred forty-three thousand, three hundred forty-nine".
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