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76665341 is a prime number
BaseRepresentation
bin1001001000111…
…01000111111101
312100021000002002
410210131013331
5124111242331
611335112045
71620434054
oct444350775
9170230062
1076665341
113a303895
1221812625
1312b6360c
14a27939b
156ae59cb
hex491d1fd

76665341 has 2 divisors, whose sum is σ = 76665342. Its totient is φ = 76665340.

The previous prime is 76665331. The next prime is 76665343. The reversal of 76665341 is 14356667.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60295225 + 16370116 = 7765^2 + 4046^2 .

It is a cyclic number.

It is not a de Polignac number, because 76665341 - 210 = 76664317 is a prime.

Together with 76665343, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 76665295 and 76665304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76665343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38332670 + 38332671.

It is an arithmetic number, because the mean of its divisors is an integer number (38332671).

Almost surely, 276665341 is an apocalyptic number.

It is an amenable number.

76665341 is a deficient number, since it is larger than the sum of its proper divisors (1).

76665341 is an equidigital number, since it uses as much as digits as its factorization.

76665341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 76665341 is about 8755.8746564806. The cubic root of 76665341 is about 424.8148508403.

The spelling of 76665341 in words is "seventy-six million, six hundred sixty-five thousand, three hundred forty-one".