Base | Representation |
---|---|
bin | 1110010001111010000… |
… | …1100010111111101000 |
3 | 212110020010201202210112 |
4 | 3210132201202333220 |
5 | 13004411230341230 |
6 | 304411215233452 |
7 | 23503250121431 |
oct | 3443641427750 |
9 | 773203652715 |
10 | 245325246440 |
11 | 9505078475a |
12 | 3b666b18888 |
13 | 1a19872a521 |
14 | bc33a16488 |
15 | 65ac70bd95 |
hex | 391e862fe8 |
245325246440 has 32 divisors (see below), whose sum is σ = 556866609480. Its totient is φ = 97261688832.
The previous prime is 245325246421. The next prime is 245325246443. The reversal of 245325246440 is 44642523542.
245325246440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 139665143524 + 105660102916 = 373718^2 + 325054^2 .
It is not an unprimeable number, because it can be changed into a prime (245325246443) 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, 27133229 + ... + 27142268.
Almost surely, 2245325246440 is an apocalyptic number.
245325246440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245325246440 is an abundant number, since it is smaller than the sum of its proper divisors (311541363040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245325246440 is a wasteful number, since it uses less digits than its factorization.
245325246440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54275621 (or 54275617 counting only the distinct ones).
The product of its (nonzero) digits is 921600, while the sum is 41.
Adding to 245325246440 its reverse (44642523542), we get a palindrome (289967769982).
The spelling of 245325246440 in words is "two hundred forty-five billion, three hundred twenty-five million, two hundred forty-six thousand, four hundred forty".
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