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13202285 = 5171271223
BaseRepresentation
bin110010010111…
…001101101101
3220211202010112
4302113031231
511334433120
61150545405
7220134425
oct62271555
926752115
1013202285
1174a8088
124508265
132973305
141a79485
15125bbc5
hexc9736d

13202285 has 16 divisors (see below), whose sum is σ = 16920576. Its totient is φ = 9854208.

The previous prime is 13202281. The next prime is 13202297. The reversal of 13202285 is 58220231.

It is a cyclic number.

It is not a de Polignac number, because 13202285 - 22 = 13202281 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13202285.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13202281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10184 + ... + 11406.

It is an arithmetic number, because the mean of its divisors is an integer number (1057536).

Almost surely, 213202285 is an apocalyptic number.

It is an amenable number.

13202285 is a deficient number, since it is larger than the sum of its proper divisors (3718291).

13202285 is a wasteful number, since it uses less digits than its factorization.

13202285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 13202285 is about 3633.4948740847. The cubic root of 13202285 is about 236.3467862069.

The spelling of 13202285 in words is "thirteen million, two hundred two thousand, two hundred eighty-five".

Divisors: 1 5 17 85 127 635 1223 2159 6115 10795 20791 103955 155321 776605 2640457 13202285