Search a number
-
+
709041 = 31271861
BaseRepresentation
bin10101101000110110001
31100000121210
42231012301
5140142131
623110333
76012114
oct2550661
91300553
10709041
11444793
122a23a9
131ba968
1414657b
15e0146
hexad1b1

709041 has 8 divisors (see below), whose sum is σ = 953344. Its totient is φ = 468720.

The previous prime is 708997. The next prime is 709043. The reversal of 709041 is 140907.

709041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 709041 - 27 = 708913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 708999 and 709017.

It is not an unprimeable number, because it can be changed into a prime (709043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550 + ... + 1311.

It is an arithmetic number, because the mean of its divisors is an integer number (119168).

2709041 is an apocalyptic number.

It is an amenable number.

709041 is a deficient number, since it is larger than the sum of its proper divisors (244303).

709041 is a wasteful number, since it uses less digits than its factorization.

709041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 709041 is about 842.0457232241. The cubic root of 709041 is about 89.1710299589.

Adding to 709041 its reverse (140907), we get a palindrome (849948).

The spelling of 709041 in words is "seven hundred nine thousand, forty-one".

Divisors: 1 3 127 381 1861 5583 236347 709041