Search a number
-
+
14230005 = 35971977
BaseRepresentation
bin110110010010…
…000111110101
3222202221220020
4312102013311
512120330010
61224555353
7231644616
oct66220765
928687806
1014230005
11803a239
124922b59
132c4302a
141c65c0d
1513b1470
hexd921f5

14230005 has 16 divisors (see below), whose sum is σ = 22814784. Its totient is φ = 7573760.

The previous prime is 14230001. The next prime is 14230043. The reversal of 14230005 is 50003241.

It is not a de Polignac number, because 14230005 - 22 = 14230001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14230001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14077 + ... + 15053.

It is an arithmetic number, because the mean of its divisors is an integer number (1425924).

Almost surely, 214230005 is an apocalyptic number.

14230005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14230005 is a deficient number, since it is larger than the sum of its proper divisors (8584779).

14230005 is an equidigital number, since it uses as much as digits as its factorization.

14230005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 14230005 is about 3772.2678855034. The cubic root of 14230005 is about 242.3269321700.

Adding to 14230005 its reverse (50003241), we get a palindrome (64233246).

The spelling of 14230005 in words is "fourteen million, two hundred thirty thousand, five".

Divisors: 1 3 5 15 971 977 2913 2931 4855 4885 14565 14655 948667 2846001 4743335 14230005