Base | Representation |
---|---|
bin | 1111001001100100000… |
… | …1110010100011100001 |
3 | 220212210100022021102222 |
4 | 3302121001302203201 |
5 | 13231010421433100 |
6 | 315321515120425 |
7 | 24542422401641 |
oct | 3623101624341 |
9 | 825710267388 |
10 | 260265421025 |
11 | a0418054a85 |
12 | 42536443115 |
13 | 1b709a5ac0c |
14 | c84dd06521 |
15 | 6b84155485 |
hex | 3c990728e1 |
260265421025 has 12 divisors (see below), whose sum is σ = 324661636992. Its totient is φ = 206965553040.
The previous prime is 260265421019. The next prime is 260265421037. The reversal of 260265421025 is 520124562062.
It is not a de Polignac number, because 260265421025 - 210 = 260265420001 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31165337 + ... + 31173686.
It is an arithmetic number, because the mean of its divisors is an integer number (27055136416).
Almost surely, 2260265421025 is an apocalyptic number.
260265421025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
260265421025 is a deficient number, since it is larger than the sum of its proper divisors (64396215967).
260265421025 is a wasteful number, since it uses less digits than its factorization.
260265421025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62339200 (or 62339195 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 35.
Adding to 260265421025 its reverse (520124562062), we get a palindrome (780389983087).
The spelling of 260265421025 in words is "two hundred sixty billion, two hundred sixty-five million, four hundred twenty-one thousand, twenty-five".
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