Search a number
-
+
13368620 = 225757883
BaseRepresentation
bin110010111111…
…110100101100
3221011012022002
4302333310230
511410243440
61154311432
7221426366
oct62776454
927135262
1013368620
117601051
124588578
132a00c35
141abdd36
151291115
hexcbfd2c

13368620 has 24 divisors (see below), whose sum is σ = 28143024. Its totient is φ = 5334336.

The previous prime is 13368599. The next prime is 13368629. The reversal of 13368620 is 2686331.

It is not an unprimeable number, because it can be changed into a prime (13368629) 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, 14699 + ... + 15581.

It is an arithmetic number, because the mean of its divisors is an integer number (1172626).

Almost surely, 213368620 is an apocalyptic number.

13368620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13368620 is an abundant number, since it is smaller than the sum of its proper divisors (14774404).

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

13368620 is a wasteful number, since it uses less digits than its factorization.

13368620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649 (or 1647 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 13368620 is about 3656.3123498957. The cubic root of 13368620 is about 237.3352208816.

The spelling of 13368620 in words is "thirteen million, three hundred sixty-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 757 883 1514 1766 3028 3532 3785 4415 7570 8830 15140 17660 668431 1336862 2673724 3342155 6684310 13368620