Base | Representation |
---|---|
bin | 1110010001100100011… |
… | …1100100010011110000 |
3 | 212102222211001220200010 |
4 | 3210121013210103300 |
5 | 13004220021100000 |
6 | 304354215254520 |
7 | 23501066165346 |
oct | 3443107442360 |
9 | 772884056603 |
10 | 245234550000 |
11 | 95004568120 |
12 | 3b64067a440 |
13 | 1a1829c35ab |
14 | bc25967996 |
15 | 65a4793d50 |
hex | 39191e44f0 |
245234550000 has 240 divisors, whose sum is σ = 863844960384. Its totient is φ = 59450400000.
The previous prime is 245234549957. The next prime is 245234550019. The reversal of 245234550000 is 55432542.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a self number, because there is not a number n which added to its sum of digits gives 245234550000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1575687 + ... + 1724313.
Almost surely, 2245234550000 is an apocalyptic number.
245234550000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245234550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431922480192).
245234550000 is an abundant number, since it is smaller than the sum of its proper divisors (618610410384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245234550000 is a wasteful number, since it uses less digits than its factorization.
245234550000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148674 (or 148648 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 30.
Adding to 245234550000 its reverse (55432542), we get a palindrome (245289982542).
The spelling of 245234550000 in words is "two hundred forty-five billion, two hundred thirty-four million, five hundred fifty thousand".
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