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260127113 = 2511036363
BaseRepresentation
bin11111000000100…
…11100110001001
3200010110211022112
433200103212021
51013043031423
641451232105
76306021041
oct1740234611
9603424275
10260127113
11123920394
1273148635
1341b7a08c
1426794721
1517c84a78
hexf813989

260127113 has 4 divisors (see below), whose sum is σ = 261163728. Its totient is φ = 259090500.

The previous prime is 260127073. The next prime is 260127139. The reversal of 260127113 is 311721062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311721062 = 2155860531.

It is a cyclic number.

It is not a de Polignac number, because 260127113 - 214 = 260110729 is a prime.

It is a super-2 number, since 2×2601271132 = 135332229835429538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260127193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517931 + ... + 518432.

It is an arithmetic number, because the mean of its divisors is an integer number (65290932).

Almost surely, 2260127113 is an apocalyptic number.

It is an amenable number.

260127113 is a deficient number, since it is larger than the sum of its proper divisors (1036615).

260127113 is a wasteful number, since it uses less digits than its factorization.

260127113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036614.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 260127113 is about 16128.4566217602. The cubic root of 260127113 is about 638.3544256669.

Adding to 260127113 its reverse (311721062), we get a palindrome (571848175).

The spelling of 260127113 in words is "two hundred sixty million, one hundred twenty-seven thousand, one hundred thirteen".

Divisors: 1 251 1036363 260127113