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76655141 is a prime number
BaseRepresentation
bin1001001000110…
…10101000100101
312100020111002022
410210122220211
5124110431031
611334552525
71620362243
oct444325045
9170214068
1076655141
113a2a7162
1221808745
1312b5ba94
14a275793
156ae297b
hex491aa25

76655141 has 2 divisors, whose sum is σ = 76655142. Its totient is φ = 76655140.

The previous prime is 76655087. The next prime is 76655147. The reversal of 76655141 is 14155667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62742241 + 13912900 = 7921^2 + 3730^2 .

It is an emirp because it is prime and its reverse (14155667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76655141 - 210 = 76654117 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76655147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38327570 + 38327571.

It is an arithmetic number, because the mean of its divisors is an integer number (38327571).

Almost surely, 276655141 is an apocalyptic number.

It is an amenable number.

76655141 is a deficient number, since it is larger than the sum of its proper divisors (1).

76655141 is an equidigital number, since it uses as much as digits as its factorization.

76655141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 35.

The square root of 76655141 is about 8755.2921710243. The cubic root of 76655141 is about 424.7960100638.

The spelling of 76655141 in words is "seventy-six million, six hundred fifty-five thousand, one hundred forty-one".