Base | Representation |
---|---|
bin | 1000001101100… |
… | …0111011101101 |
3 | 2101210212220021 |
4 | 2003120323231 |
5 | 32304133424 |
6 | 3230122141 |
7 | 565521610 |
oct | 203307355 |
9 | 71725807 |
10 | 34442989 |
11 | 18495589 |
12 | b650351 |
13 | 719c389 |
14 | 4808177 |
15 | 30554e4 |
hex | 20d8eed |
34442989 has 8 divisors (see below), whose sum is σ = 39628800. Its totient is φ = 29323536.
The previous prime is 34442977. The next prime is 34442999. The reversal of 34442989 is 98924443.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 34442989 - 217 = 34311917 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 (34442909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15469 + ... + 17554.
It is an arithmetic number, because the mean of its divisors is an integer number (4953600).
Almost surely, 234442989 is an apocalyptic number.
It is an amenable number.
34442989 is a deficient number, since it is larger than the sum of its proper divisors (5185811).
34442989 is a wasteful number, since it uses less digits than its factorization.
34442989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33179.
The product of its digits is 248832, while the sum is 43.
The square root of 34442989 is about 5868.8149570420. The cubic root of 34442989 is about 325.3620863862.
The spelling of 34442989 in words is "thirty-four million, four hundred forty-two thousand, nine hundred eighty-nine".
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