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13053280 = 255174799
BaseRepresentation
bin110001110010…
…110101100000
3220120011201211
4301302311200
511320201110
61143435504
7215644132
oct61626540
926504654
1013053280
117406139
124455b94
132920546
141a3b052
15122c98a
hexc72d60

13053280 has 48 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 4913152.

The previous prime is 13053269. The next prime is 13053281. The reversal of 13053280 is 8235031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13053281) 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 7 ways as a sum of consecutive naturals, for example, 321 + ... + 5119.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 213053280 is an apocalyptic number.

13053280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13053280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).

13053280 is an abundant number, since it is smaller than the sum of its proper divisors (19605920).

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

13053280 is a wasteful number, since it uses less digits than its factorization.

13053280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4831 (or 4823 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 13053280 is about 3612.9323270717. The cubic root of 13053280 is about 235.4542594138.

The spelling of 13053280 in words is "thirteen million, fifty-three thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 160 170 272 340 544 680 1360 2720 4799 9598 19196 23995 38392 47990 76784 81583 95980 153568 163166 191960 326332 383920 407915 652664 767840 815830 1305328 1631660 2610656 3263320 6526640 13053280