Base | Representation |
---|---|
bin | 1110010010001100001… |
… | …0111100111010110111 |
3 | 212110102102111011010020 |
4 | 3210203002330322313 |
5 | 13010040141042442 |
6 | 304422525300223 |
7 | 23505161015514 |
oct | 3444302747267 |
9 | 773372434106 |
10 | 245401112247 |
11 | 9508a591875 |
12 | 3b688404673 |
13 | 1a1ab370c35 |
14 | bc3db2430b |
15 | 65b41e59ec |
hex | 39230bceb7 |
245401112247 has 32 divisors (see below), whose sum is σ = 350799590400. Its totient is φ = 152143235712.
The previous prime is 245401112239. The next prime is 245401112249. The reversal of 245401112247 is 742211104542.
It is not a de Polignac number, because 245401112247 - 23 = 245401112239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245401112249) 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, 621513 + ... + 936525.
It is an arithmetic number, because the mean of its divisors is an integer number (10962487200).
Almost surely, 2245401112247 is an apocalyptic number.
245401112247 is a deficient number, since it is larger than the sum of its proper divisors (105398478153).
245401112247 is a wasteful number, since it uses less digits than its factorization.
245401112247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 315287.
The product of its (nonzero) digits is 17920, while the sum is 33.
Adding to 245401112247 its reverse (742211104542), we get a palindrome (987612216789).
The spelling of 245401112247 in words is "two hundred forty-five billion, four hundred one million, one hundred twelve thousand, two hundred forty-seven".
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