Search a number
-
+
7073141 = 43116411
BaseRepresentation
bin11010111110110101110101
3111022100112012
4122332311311
53302320031
6411334005
7114056255
oct32766565
914270465
107073141
113aa1179
122451305
1316085ba
14d21965
1594ab2b
hex6bed75

7073141 has 4 divisors (see below), whose sum is σ = 7089984. Its totient is φ = 7056300.

The previous prime is 7073137. The next prime is 7073147. The reversal of 7073141 is 1413707.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1413707 = 7391913.

It is a cyclic number.

It is not a de Polignac number, because 7073141 - 22 = 7073137 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 (7073147) 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, 7775 + ... + 8636.

It is an arithmetic number, because the mean of its divisors is an integer number (1772496).

Almost surely, 27073141 is an apocalyptic number.

It is an amenable number.

7073141 is a deficient number, since it is larger than the sum of its proper divisors (16843).

7073141 is a wasteful number, since it uses less digits than its factorization.

7073141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16842.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 7073141 is about 2659.5377417890. The cubic root of 7073141 is about 191.9570668617.

Adding to 7073141 its reverse (1413707), we get a palindrome (8486848).

The spelling of 7073141 in words is "seven million, seventy-three thousand, one hundred forty-one".

Divisors: 1 431 16411 7073141