Base | Representation |
---|---|
bin | 11101001111100… |
… | …00011100011001 |
3 | 122002120200112201 |
4 | 32213300130121 |
5 | 1000244144230 |
6 | 40201410201 |
7 | 6036020200 |
oct | 1647603431 |
9 | 562520481 |
10 | 245303065 |
11 | 116515907 |
12 | 6a199961 |
13 | 3ba89857 |
14 | 24816237 |
15 | 168075ca |
hex | e9f0719 |
245303065 has 12 divisors (see below), whose sum is σ = 342423396. Its totient is φ = 168207648.
The previous prime is 245303063. The next prime is 245303087. The reversal of 245303065 is 560303542.
It can be written as a sum of positive squares in 2 ways, for example, as 111576969 + 133726096 = 10563^2 + 11564^2 .
It is not a de Polignac number, because 245303065 - 21 = 245303063 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245303063) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500374 + ... + 500863.
It is an arithmetic number, because the mean of its divisors is an integer number (28535283).
Almost surely, 2245303065 is an apocalyptic number.
It is an amenable number.
245303065 is a deficient number, since it is larger than the sum of its proper divisors (97120331).
245303065 is a wasteful number, since it uses less digits than its factorization.
245303065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1001256 (or 1001249 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 28.
The square root of 245303065 is about 15662.1539067907. The cubic root of 245303065 is about 625.9903786114.
The spelling of 245303065 in words is "two hundred forty-five million, three hundred three thousand, sixty-five".
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