Base | Representation |
---|---|
bin | 11101010000000… |
… | …10001001010000 |
3 | 122002201101000000 |
4 | 32220002021100 |
5 | 1000304004233 |
6 | 40203130000 |
7 | 6036441444 |
oct | 1650021120 |
9 | 562641000 |
10 | 245375568 |
11 | 116565329 |
12 | 6a213900 |
13 | 3bab3859 |
14 | 24834824 |
15 | 1681dd13 |
hex | ea02250 |
245375568 has 140 divisors (see below), whose sum is σ = 723063220. Its totient is φ = 80621568.
The previous prime is 245375567. The next prime is 245375573. The reversal of 245375568 is 865573542.
245375568 is a `hidden beast` number, since 2 + 4 + 537 + 55 + 68 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 114318864 + 131056704 = 10692^2 + 11448^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245375563) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1271280 + ... + 1271472.
Almost surely, 2245375568 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245375568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361531610).
245375568 is an abundant number, since it is smaller than the sum of its proper divisors (477687652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245375568 is a wasteful number, since it uses less digits than its factorization.
245375568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 328 (or 307 counting only the distinct ones).
The product of its digits is 1008000, while the sum is 45.
The square root of 245375568 is about 15664.4683280346. The cubic root of 245375568 is about 626.0520461513.
The spelling of 245375568 in words is "two hundred forty-five million, three hundred seventy-five thousand, five hundred sixty-eight".
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