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5260131 = 321921619
BaseRepresentation
bin10100000100001101100011
3100220020112200
4110010031203
52321311011
6304424243
762465442
oct24041543
910806480
105260131
112a73018
121918083
131122306
149acd59
156dd856
hex504363

5260131 has 18 divisors (see below), whose sum is σ = 8023860. Its totient is φ = 3320136.

The previous prime is 5260127. The next prime is 5260133. The reversal of 5260131 is 1310625.

It is not a de Polignac number, because 5260131 - 22 = 5260127 is a prime.

It is a super-2 number, since 2×52601312 = 55337956274322, which contains 22 as substring.

5260131 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5260133) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2440 + ... + 4058.

It is an arithmetic number, because the mean of its divisors is an integer number (445770).

Almost surely, 25260131 is an apocalyptic number.

5260131 is a deficient number, since it is larger than the sum of its proper divisors (2763729).

5260131 is a wasteful number, since it uses less digits than its factorization.

5260131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663 (or 1641 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5260131 is about 2293.4975474153. The cubic root of 5260131 is about 173.9130560480.

Adding to 5260131 its reverse (1310625), we get a palindrome (6570756).

The spelling of 5260131 in words is "five million, two hundred sixty thousand, one hundred thirty-one".

Divisors: 1 3 9 19 57 171 361 1083 1619 3249 4857 14571 30761 92283 276849 584459 1753377 5260131