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71608341 = 3713012621
BaseRepresentation
bin1000100010010…
…10100000010101
311222202002011210
410101022200111
5121312431331
611034452033
71526442450
oct421124025
9158662153
1071608341
113746a452
121bb94019
1311ab28cc
149720497
156447446
hex444a815

71608341 has 16 divisors (see below), whose sum is σ = 109243008. Its totient is φ = 40872000.

The previous prime is 71608261. The next prime is 71608367. The reversal of 71608341 is 14380617.

It is a happy number.

71608341 is nontrivially palindromic in base 15.

It is not a de Polignac number, because 71608341 - 215 = 71575573 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71608299 and 71608308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71608391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26011 + ... + 28631.

It is an arithmetic number, because the mean of its divisors is an integer number (6827688).

Almost surely, 271608341 is an apocalyptic number.

It is an amenable number.

71608341 is a deficient number, since it is larger than the sum of its proper divisors (37634667).

71608341 is a wasteful number, since it uses less digits than its factorization.

71608341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3932.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 71608341 is about 8462.1711752954. The cubic root of 71608341 is about 415.2610560510.

Adding to 71608341 its reverse (14380617), we get a palindrome (85988958).

The spelling of 71608341 in words is "seventy-one million, six hundred eight thousand, three hundred forty-one".

Divisors: 1 3 7 21 1301 2621 3903 7863 9107 18347 27321 55041 3409921 10229763 23869447 71608341