Search a number
-
+
14230705 = 53191811
BaseRepresentation
bin110110010010…
…010010110001
3222202222212011
4312102102301
512120340310
61225002521
7231646636
oct66222261
928688764
1014230705
11803a815
124923441
132c43448
141c6618d
1513b178a
hexd924b1

14230705 has 8 divisors (see below), whose sum is σ = 17627904. Its totient is φ = 11017200.

The previous prime is 14230703. The next prime is 14230709. The reversal of 14230705 is 50703241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14230705 - 21 = 14230703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14230703) 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, 45751 + ... + 46060.

It is an arithmetic number, because the mean of its divisors is an integer number (2203488).

Almost surely, 214230705 is an apocalyptic number.

It is an amenable number.

14230705 is a deficient number, since it is larger than the sum of its proper divisors (3397199).

14230705 is an equidigital number, since it uses as much as digits as its factorization.

14230705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91847.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 14230705 is about 3772.3606667444. The cubic root of 14230705 is about 242.3309056066.

Adding to 14230705 its reverse (50703241), we get a palindrome (64933946).

The spelling of 14230705 in words is "fourteen million, two hundred thirty thousand, seven hundred five".

Divisors: 1 5 31 155 91811 459055 2846141 14230705