Base | Representation |
---|---|
bin | 110111110001101111001000… |
… | …001001011101101101010100 |
3 | 1012011120110001121022211110101 |
4 | 313301233020021131231110 |
5 | 224123131212222111340 |
6 | 2225422014321503444 |
7 | 102446043524403253 |
oct | 6761571011355524 |
9 | 1164513047284411 |
10 | 245310415035220 |
11 | 711886210702a7 |
12 | 2361a9757a1b84 |
13 | a6b5899410922 |
14 | 4481131d0679a |
15 | 1d561481ccc9a |
hex | df1bc825db54 |
245310415035220 has 48 divisors (see below), whose sum is σ = 519734472542208. Its totient is φ = 97253559809280.
The previous prime is 245310415035211. The next prime is 245310415035221. The reversal of 245310415035220 is 22530514013542.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 245310415035220.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245310415035221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69213492 + ... + 72671371.
It is an arithmetic number, because the mean of its divisors is an integer number (10827801511296).
Almost surely, 2245310415035220 is an apocalyptic number.
245310415035220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245310415035220 is an abundant number, since it is smaller than the sum of its proper divisors (274424057506988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245310415035220 is a wasteful number, since it uses less digits than its factorization.
245310415035220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141885640 (or 141885638 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 37.
Adding to 245310415035220 its reverse (22530514013542), we get a palindrome (267840929048762).
The spelling of 245310415035220 in words is "two hundred forty-five trillion, three hundred ten billion, four hundred fifteen million, thirty-five thousand, two hundred twenty".
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