Base | Representation |
---|---|
bin | 1110010010101101100… |
… | …0110010011100001100 |
3 | 212110210011210221102021 |
4 | 3210223120302130030 |
5 | 13010332002213340 |
6 | 304444444535524 |
7 | 23511510344560 |
oct | 3445330623414 |
9 | 773704727367 |
10 | 245541054220 |
11 | 951515842a0 |
12 | 3b7072515a4 |
13 | 1a20135aa37 |
14 | bc545516a0 |
15 | 65c1639e4a |
hex | 392b63270c |
245541054220 has 96 divisors (see below), whose sum is σ = 676706526720. Its totient is φ = 72504253440.
The previous prime is 245541054217. The next prime is 245541054221. The reversal of 245541054220 is 22450145542.
It is not an unprimeable number, because it can be changed into a prime (245541054221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4166589 + ... + 4225108.
It is an arithmetic number, because the mean of its divisors is an integer number (7049026320).
Almost surely, 2245541054220 is an apocalyptic number.
245541054220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245541054220 is an abundant number, since it is smaller than the sum of its proper divisors (431165472500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245541054220 is a wasteful number, since it uses less digits than its factorization.
245541054220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8391743 (or 8391741 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 34.
Adding to 245541054220 its reverse (22450145542), we get a palindrome (267991199762).
The spelling of 245541054220 in words is "two hundred forty-five billion, five hundred forty-one million, fifty-four thousand, two hundred twenty".
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