Search a number
-
+
71044 = 2217761
BaseRepresentation
bin10001010110000100
310121110021
4101112010
54233134
61304524
7414061
oct212604
9117407
1071044
1149416
1235144
132644c
141bc68
15160b4
hex11584

71044 has 6 divisors (see below), whose sum is σ = 124334. Its totient is φ = 35520.

The previous prime is 71039. The next prime is 71059. The reversal of 71044 is 44017.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56644 + 14400 = 238^2 + 120^2 .

It is an unprimeable number.

71044 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8877 + ... + 8884.

271044 is an apocalyptic number.

It is an amenable number.

71044 is a deficient number, since it is larger than the sum of its proper divisors (53290).

71044 is a wasteful number, since it uses less digits than its factorization.

71044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17765 (or 17763 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 71044 is about 266.5408036305. The cubic root of 71044 is about 41.4167295298.

The spelling of 71044 in words is "seventy-one thousand, forty-four", and thus it is an iban number.

Divisors: 1 2 4 17761 35522 71044