Base | Representation |
---|---|
bin | 11101010000001… |
… | …10101100100101 |
3 | 122002202022120120 |
4 | 32220012230211 |
5 | 1000310103323 |
6 | 40203352153 |
7 | 6036550011 |
oct | 1650065445 |
9 | 562668516 |
10 | 245394213 |
11 | 116578339 |
12 | 6a222659 |
13 | 3babc19c |
14 | 2483b541 |
15 | 168245e3 |
hex | ea06b25 |
245394213 has 8 divisors (see below), whose sum is σ = 327265728. Its totient is φ = 163559424.
The previous prime is 245394211. The next prime is 245394229. The reversal of 245394213 is 312493542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 245394213 - 21 = 245394211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245394211) 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 7 ways as a sum of consecutive naturals, for example, 17445 + ... + 28197.
It is an arithmetic number, because the mean of its divisors is an integer number (40908216).
Almost surely, 2245394213 is an apocalyptic number.
It is an amenable number.
245394213 is a deficient number, since it is larger than the sum of its proper divisors (81871515).
245394213 is a wasteful number, since it uses less digits than its factorization.
245394213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18363.
The product of its digits is 25920, while the sum is 33.
The square root of 245394213 is about 15665.0634534304. The cubic root of 245394213 is about 626.0679027215.
The spelling of 245394213 in words is "two hundred forty-five million, three hundred ninety-four thousand, two hundred thirteen".
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