Base | Representation |
---|---|
bin | 11101001101100… |
… | …01011111010000 |
3 | 122002002120211011 |
4 | 32212301133100 |
5 | 1000212421300 |
6 | 40152100304 |
7 | 6033564331 |
oct | 1646613720 |
9 | 562076734 |
10 | 245045200 |
11 | 11635a0a4 |
12 | 6a094694 |
13 | 3b9c937a |
14 | 2478a288 |
15 | 167a5eba |
hex | e9b17d0 |
245045200 has 30 divisors (see below), whose sum is σ = 588722054. Its totient is φ = 98017920.
The previous prime is 245045167. The next prime is 245045209. The reversal of 245045200 is 2540542.
245045200 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 3 ways, for example, as 78428736 + 166616464 = 8856^2 + 12908^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245045209) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305907 + ... + 306706.
Almost surely, 2245045200 is an apocalyptic number.
245045200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245045200 is an abundant number, since it is smaller than the sum of its proper divisors (343676854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245045200 is a wasteful number, since it uses less digits than its factorization.
245045200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612631 (or 612620 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 22.
The square root of 245045200 is about 15653.9196369472. The cubic root of 245045200 is about 625.7709526203.
Adding to 245045200 its reverse (2540542), we get a palindrome (247585742).
The spelling of 245045200 in words is "two hundred forty-five million, forty-five thousand, two hundred".
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