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13248090 = 2335139353
BaseRepresentation
bin110010100010…
…011001011010
3220221001222000
4302202121122
511342414330
61151541430
7220415112
oct62423132
926831860
1013248090
117529539
12452a876
13298b10b
141a8c042
15126a560
hexca265a

13248090 has 64 divisors (see below), whose sum is σ = 35683200. Its totient is φ = 3497472.

The previous prime is 13248089. The next prime is 13248091. The reversal of 13248090 is 9084231.

It is an interprime number because it is at equal distance from previous prime (13248089) and next prime (13248091).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13248091) 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 31 ways as a sum of consecutive naturals, for example, 37354 + ... + 37706.

It is an arithmetic number, because the mean of its divisors is an integer number (557550).

Almost surely, 213248090 is an apocalyptic number.

13248090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13248090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17841600).

13248090 is an abundant number, since it is smaller than the sum of its proper divisors (22435110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13248090 is a wasteful number, since it uses less digits than its factorization.

13248090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 13248090 is about 3639.7925765076. The cubic root of 13248090 is about 236.6198038094.

The spelling of 13248090 in words is "thirteen million, two hundred forty-eight thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 139 270 278 353 417 695 706 834 1059 1251 1390 1765 2085 2118 2502 3177 3530 3753 4170 5295 6255 6354 7506 9531 10590 12510 15885 18765 19062 31770 37530 47655 49067 95310 98134 147201 245335 294402 441603 490670 736005 883206 1324809 1472010 2208015 2649618 4416030 6624045 13248090