Base | Representation |
---|---|
bin | 110111111000000101111101… |
… | …000001100011111110111000 |
3 | 1012020010012120210002011010021 |
4 | 313320011331001203332320 |
5 | 224202310322240234020 |
6 | 2230354420225300224 |
7 | 102522436505611012 |
oct | 6770057501437670 |
9 | 1166105523064107 |
10 | 245747241336760 |
11 | 71336902132049 |
12 | 2368b565a94674 |
13 | a717b33441427 |
14 | 4498330d771b2 |
15 | 1d626b2b581aa |
hex | df817d063fb8 |
245747241336760 has 64 divisors (see below), whose sum is σ = 559294787520000. Its totient is φ = 97168204311552.
The previous prime is 245747241336719. The next prime is 245747241336763. The reversal of 245747241336760 is 67633142747542.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245747241336763) 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, 3898281 + ... + 22509799.
It is an arithmetic number, because the mean of its divisors is an integer number (8738981055000).
Almost surely, 2245747241336760 is an apocalyptic number.
245747241336760 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 245747241336760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279647393760000).
245747241336760 is an abundant number, since it is smaller than the sum of its proper divisors (313547546183240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245747241336760 is a wasteful number, since it uses less digits than its factorization.
245747241336760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18615328 (or 18615324 counting only the distinct ones).
The product of its (nonzero) digits is 142248960, while the sum is 61.
The spelling of 245747241336760 in words is "two hundred forty-five trillion, seven hundred forty-seven billion, two hundred forty-one million, three hundred thirty-six thousand, seven hundred sixty".
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