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14808105 = 32513171489
BaseRepresentation
bin111000011111…
…010000101001
31000212022220100
4320133100221
512242324410
61245220013
7236603214
oct70372051
930768810
1014808105
1183a4604
124b61609
1330b61c0
141d7677b
1514778c0
hexe1f429

14808105 has 48 divisors (see below), whose sum is σ = 29287440. Its totient is φ = 6856704.

The previous prime is 14808097. The next prime is 14808107. The reversal of 14808105 is 50180841.

14808105 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1058841 + 13749264 = 1029^2 + 3708^2 .

It is not a de Polignac number, because 14808105 - 23 = 14808097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14808107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9201 + ... + 10689.

It is an arithmetic number, because the mean of its divisors is an integer number (610155).

Almost surely, 214808105 is an apocalyptic number.

14808105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14808105 is a deficient number, since it is larger than the sum of its proper divisors (14479335).

14808105 is a wasteful number, since it uses less digits than its factorization.

14808105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530 (or 1527 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 14808105 is about 3848.1300653694. The cubic root of 14808105 is about 245.5650155564.

Adding to 14808105 its reverse (50180841), we get a palindrome (64988946).

The spelling of 14808105 in words is "fourteen million, eight hundred eight thousand, one hundred five".

Divisors: 1 3 5 9 13 15 17 39 45 51 65 85 117 153 195 221 255 585 663 765 1105 1489 1989 3315 4467 7445 9945 13401 19357 22335 25313 58071 67005 75939 96785 126565 174213 227817 290355 329069 379695 871065 987207 1139085 1645345 2961621 4936035 14808105