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13169071 = 194714747
BaseRepresentation
bin110010001111…
…000110101111
3220210001120101
4302033012233
511332402241
61150131531
7216635536
oct62170657
926701511
1013169071
117485133
1244b0ba7
132961166
141a6b31d
151251e31
hexc8f1af

13169071 has 8 divisors (see below), whose sum is σ = 14158080. Its totient is φ = 12209688.

The previous prime is 13169059. The next prime is 13169081. The reversal of 13169071 is 17096131.

13169071 = 14792 + 14802 + ... + 14842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13169071 - 27 = 13168943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13169021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6481 + ... + 8266.

It is an arithmetic number, because the mean of its divisors is an integer number (1769760).

Almost surely, 213169071 is an apocalyptic number.

13169071 is a deficient number, since it is larger than the sum of its proper divisors (989009).

13169071 is a wasteful number, since it uses less digits than its factorization.

13169071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14813.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 13169071 is about 3628.9214651188. The cubic root of 13169071 is about 236.1484211930.

The spelling of 13169071 in words is "thirteen million, one hundred sixty-nine thousand, seventy-one".

Divisors: 1 19 47 893 14747 280193 693109 13169071