Base | Representation |
---|---|
bin | 10001100101010010… |
… | …11110110010000100 |
3 | 220100212101220000110 |
4 | 20302221132302010 |
5 | 123313023410010 |
6 | 4200404513020 |
7 | 452631602661 |
oct | 106251366204 |
9 | 26325356013 |
10 | 9439669380 |
11 | 40044a1359 |
12 | 19b53ab770 |
13 | b758a0aab |
14 | 657984a68 |
15 | 3a3ac9120 |
hex | 232a5ec84 |
9439669380 has 48 divisors (see below), whose sum is σ = 26441864064. Its totient is φ = 2516217600.
The previous prime is 9439669333. The next prime is 9439669381. The reversal of 9439669380 is 839669349.
It is a self number, because there is not a number n which added to its sum of digits gives 9439669380.
It is not an unprimeable number, because it can be changed into a prime (9439669381) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122224 + ... + 183896.
It is an arithmetic number, because the mean of its divisors is an integer number (550872168).
Almost surely, 29439669380 is an apocalyptic number.
It is an amenable number.
9439669380 is an abundant number, since it is smaller than the sum of its proper divisors (17002194684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9439669380 is a wasteful number, since it uses less digits than its factorization.
9439669380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64236 (or 64234 counting only the distinct ones).
The product of its (nonzero) digits is 7558272, while the sum is 57.
The square root of 9439669380 is about 97157.9609707820. The cubic root of 9439669380 is about 2113.4189369693.
The spelling of 9439669380 in words is "nine billion, four hundred thirty-nine million, six hundred sixty-nine thousand, three hundred eighty".
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