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71044112 = 244440257
BaseRepresentation
bin1000011110000…
…00110000010000
311221200102012102
410033000300100
5121141402422
611014415532
71521602456
oct417006020
9157612172
1071044112
1137114547
121b9615a8
1311945b49
1496149d6
156385192
hex43c0c10

71044112 has 10 divisors (see below), whose sum is σ = 137647998. Its totient is φ = 35522048.

The previous prime is 71044093. The next prime is 71044123. The reversal of 71044112 is 21144017.

It can be written as a sum of positive squares in only one way, i.e., 66650896 + 4393216 = 8164^2 + 2096^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220113 + ... + 2220144.

Almost surely, 271044112 is an apocalyptic number.

It is an amenable number.

71044112 is a deficient number, since it is larger than the sum of its proper divisors (66603886).

71044112 is a wasteful number, since it uses less digits than its factorization.

71044112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440265 (or 4440259 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 71044112 is about 8428.7669323573. The cubic root of 71044112 is about 414.1675129409.

Adding to 71044112 its reverse (21144017), we get a palindrome (92188129).

The spelling of 71044112 in words is "seventy-one million, forty-four thousand, one hundred twelve".

Divisors: 1 2 4 8 16 4440257 8880514 17761028 35522056 71044112