Base | Representation |
---|---|
bin | 11101001101011… |
… | …10100011100101 |
3 | 122002001222100022 |
4 | 32212232203211 |
5 | 1000212030224 |
6 | 40151524525 |
7 | 6033514322 |
oct | 1646564345 |
9 | 562058308 |
10 | 245033189 |
11 | 116351075 |
12 | 6a089745 |
13 | 3b9c3a6b |
14 | 24785b49 |
15 | 167a265e |
hex | e9ae8e5 |
245033189 has 8 divisors (see below), whose sum is σ = 261967680. Its totient is φ = 228378816.
The previous prime is 245033183. The next prime is 245033297. The reversal of 245033189 is 981330542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-245033189 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 (245033183) 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, 68219 + ... + 71720.
It is an arithmetic number, because the mean of its divisors is an integer number (32745960).
Almost surely, 2245033189 is an apocalyptic number.
It is an amenable number.
245033189 is a deficient number, since it is larger than the sum of its proper divisors (16934491).
245033189 is a wasteful number, since it uses less digits than its factorization.
245033189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140059.
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 245033189 is about 15653.5359903122. The cubic root of 245033189 is about 625.7607283056.
The spelling of 245033189 in words is "two hundred forty-five million, thirty-three thousand, one hundred eighty-nine".
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