Base | Representation |
---|---|
bin | 11101001101101… |
… | …01110111101001 |
3 | 122002010111102210 |
4 | 32212311313221 |
5 | 1000214010040 |
6 | 40152315333 |
7 | 6034000545 |
oct | 1646656751 |
9 | 562114383 |
10 | 245063145 |
11 | 116371628 |
12 | 6a0a2b49 |
13 | 3ba045a2 |
14 | 24792a25 |
15 | 167ab480 |
hex | e9b5de9 |
245063145 has 16 divisors (see below), whose sum is σ = 392751360. Its totient is φ = 130483584.
The previous prime is 245063129. The next prime is 245063171. The reversal of 245063145 is 541360542.
It is not a de Polignac number, because 245063145 - 24 = 245063129 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3985 + ... + 22494.
It is an arithmetic number, because the mean of its divisors is an integer number (24546960).
Almost surely, 2245063145 is an apocalyptic number.
It is an amenable number.
245063145 is a deficient number, since it is larger than the sum of its proper divisors (147688215).
245063145 is a wasteful number, since it uses less digits than its factorization.
245063145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27104.
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 245063145 is about 15654.4928055814. The cubic root of 245063145 is about 625.7862276058.
The spelling of 245063145 in words is "two hundred forty-five million, sixty-three thousand, one hundred forty-five".
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