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83063441 = 461180181
BaseRepresentation
bin1001111001101…
…11001010010001
312210022001121202
410330313022101
5132231012231
612124200545
72026012316
oct474671221
9183261552
1083063441
114298387a
1223999155
1314293886
14b062d0d
15745b5cb
hex4f37291

83063441 has 4 divisors (see below), whose sum is σ = 83244084. Its totient is φ = 82882800.

The previous prime is 83063437. The next prime is 83063443. The reversal of 83063441 is 14436038.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14436038 = 27218019.

It can be written as a sum of positive squares in 2 ways, for example, as 23078416 + 59985025 = 4804^2 + 7745^2 .

It is a cyclic number.

It is not a de Polignac number, because 83063441 - 22 = 83063437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83063443) 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, 89630 + ... + 90551.

It is an arithmetic number, because the mean of its divisors is an integer number (20811021).

Almost surely, 283063441 is an apocalyptic number.

It is an amenable number.

83063441 is a deficient number, since it is larger than the sum of its proper divisors (180643).

83063441 is a wasteful number, since it uses less digits than its factorization.

83063441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180642.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 83063441 is about 9113.9146912839. The cubic root of 83063441 is about 436.3181770444.

Adding to 83063441 its reverse (14436038), we get a palindrome (97499479).

The spelling of 83063441 in words is "eighty-three million, sixty-three thousand, four hundred forty-one".

Divisors: 1 461 180181 83063441