Base | Representation |
---|---|
bin | 1110010001100101110… |
… | …0011101000000011011 |
3 | 212110000012101002010011 |
4 | 3210121130131000123 |
5 | 13004222421300430 |
6 | 304354532502351 |
7 | 23501163550651 |
oct | 3443134350033 |
9 | 773005332104 |
10 | 245240025115 |
11 | 95007667708 |
12 | 3b64247a9b7 |
13 | 1a183b8c6c7 |
14 | bc26590dd1 |
15 | 65a4ec622a |
hex | 391971d01b |
245240025115 has 16 divisors (see below), whose sum is σ = 294568876800. Its totient is φ = 196004893792.
The previous prime is 245240025091. The next prime is 245240025209. The reversal of 245240025115 is 511520042542.
It is a cyclic number.
It is not a de Polignac number, because 245240025115 - 217 = 245239894043 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30502266 + ... + 30510304.
It is an arithmetic number, because the mean of its divisors is an integer number (18410554800).
Almost surely, 2245240025115 is an apocalyptic number.
245240025115 is a deficient number, since it is larger than the sum of its proper divisors (49328851685).
245240025115 is a wasteful number, since it uses less digits than its factorization.
245240025115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13106.
The product of its (nonzero) digits is 16000, while the sum is 31.
Adding to 245240025115 its reverse (511520042542), we get a palindrome (756760067657).
The spelling of 245240025115 in words is "two hundred forty-five billion, two hundred forty million, twenty-five thousand, one hundred fifteen".
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