Search a number
-
+
14744071 = 19774843
BaseRepresentation
bin111000001111…
…101000000111
31000202002001201
4320033220013
512233302241
61244003331
7236215426
oct70175007
930662051
1014744071
118360491
124b30547
133093004
141d5b2bd
151463931
hexe0fa07

14744071 has 4 divisors (see below), whose sum is σ = 14819112. Its totient is φ = 14669032.

The previous prime is 14744069. The next prime is 14744101. The reversal of 14744071 is 17044741.

14744071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17044741 = 72434963.

It is a cyclic number.

It is not a de Polignac number, because 14744071 - 21 = 14744069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14744011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37225 + ... + 37618.

It is an arithmetic number, because the mean of its divisors is an integer number (3704778).

Almost surely, 214744071 is an apocalyptic number.

14744071 is a deficient number, since it is larger than the sum of its proper divisors (75041).

14744071 is an equidigital number, since it uses as much as digits as its factorization.

14744071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75040.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 14744071 is about 3839.8009062971. The cubic root of 14744071 is about 245.2105423270.

The spelling of 14744071 in words is "fourteen million, seven hundred forty-four thousand, seventy-one".

Divisors: 1 197 74843 14744071