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13198485 = 352693271
BaseRepresentation
bin110010010110…
…010010010101
3220211112220210
4302112102111
511334322420
61150520033
7220120356
oct62262225
926745823
1013198485
1174a5243
124506019
132971671
141a77d2d
15125a9e0
hexc96495

13198485 has 16 divisors (see below), whose sum is σ = 21202560. Its totient is φ = 7010880.

The previous prime is 13198459. The next prime is 13198489. The reversal of 13198485 is 58489131.

It is not a de Polignac number, because 13198485 - 25 = 13198453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13198489) 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 15 ways as a sum of consecutive naturals, for example, 2400 + ... + 5670.

It is an arithmetic number, because the mean of its divisors is an integer number (1325160).

Almost surely, 213198485 is an apocalyptic number.

13198485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13198485 is a deficient number, since it is larger than the sum of its proper divisors (8004075).

13198485 is a wasteful number, since it uses less digits than its factorization.

13198485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3548.

The product of its digits is 34560, while the sum is 39.

The square root of 13198485 is about 3632.9719239212. The cubic root of 13198485 is about 236.3241082142.

The spelling of 13198485 in words is "thirteen million, one hundred ninety-eight thousand, four hundred eighty-five".

Divisors: 1 3 5 15 269 807 1345 3271 4035 9813 16355 49065 879899 2639697 4399495 13198485