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260113163 = 972681579
BaseRepresentation
bin11111000000100…
…00001100001011
3200010110010011212
433200100030023
51013042110123
641451043335
76305632262
oct1740201413
9603403155
10260113163
11123910962
127314054b
1341b7391b
142678d5d9
1517c80878
hexf81030b

260113163 has 4 divisors (see below), whose sum is σ = 262794840. Its totient is φ = 257431488.

The previous prime is 260113127. The next prime is 260113193. The reversal of 260113163 is 361311062.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260113163 - 212 = 260109067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260113193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340693 + ... + 1340886.

It is an arithmetic number, because the mean of its divisors is an integer number (65698710).

Almost surely, 2260113163 is an apocalyptic number.

260113163 is a deficient number, since it is larger than the sum of its proper divisors (2681677).

260113163 is an equidigital number, since it uses as much as digits as its factorization.

260113163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681676.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 260113163 is about 16128.0241505276. The cubic root of 260113163 is about 638.3430143184.

The spelling of 260113163 in words is "two hundred sixty million, one hundred thirteen thousand, one hundred sixty-three".

Divisors: 1 97 2681579 260113163