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4260406025 = 52811210131
BaseRepresentation
bin1111110111110000…
…1010001100001001
3101222220201001100202
43331330022030021
532211130443100
61542431141545
7210401565551
oct37574121411
911886631322
104260406025
111896985117
129aa9748b5
1352b868715
142c5b7c161
1519e0627d5
hexfdf0a309

4260406025 has 12 divisors (see below), whose sum is σ = 5289442704. Its totient is φ = 3404106000.

The previous prime is 4260406001. The next prime is 4260406027. The reversal of 4260406025 is 5206040624.

It is not a de Polignac number, because 4260406025 - 226 = 4193297161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4260406027) by changing a digit.

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, 84791 + ... + 125340.

It is an arithmetic number, because the mean of its divisors is an integer number (440786892).

Almost surely, 24260406025 is an apocalyptic number.

It is an amenable number.

4260406025 is a deficient number, since it is larger than the sum of its proper divisors (1029036679).

4260406025 is a wasteful number, since it uses less digits than its factorization.

4260406025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210952 (or 210947 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 4260406025 is about 65271.7858266495. The cubic root of 4260406025 is about 1621.1268420049.

Adding to 4260406025 its reverse (5206040624), we get a palindrome (9466446649).

The spelling of 4260406025 in words is "four billion, two hundred sixty million, four hundred six thousand, twenty-five".

Divisors: 1 5 25 811 4055 20275 210131 1050655 5253275 170416241 852081205 4260406025