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75016061 is a prime number
BaseRepresentation
bin1000111100010…
…10011101111101
312020011012200122
410132022131331
5123201003221
611235504325
71600424501
oct436123575
9166135618
1075016061
113938774a
12211580a5
1312706a03
149d6a301
1568bbeab
hex478a77d

75016061 has 2 divisors, whose sum is σ = 75016062. Its totient is φ = 75016060.

The previous prime is 75016043. The next prime is 75016079. The reversal of 75016061 is 16061057.

It is a balanced prime because it is at equal distance from previous prime (75016043) and next prime (75016079).

It can be written as a sum of positive squares in only one way, i.e., 57668836 + 17347225 = 7594^2 + 4165^2 .

It is an emirp because it is prime and its reverse (16061057) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75016061 - 222 = 70821757 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75016061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75016021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37508030 + 37508031.

It is an arithmetic number, because the mean of its divisors is an integer number (37508031).

Almost surely, 275016061 is an apocalyptic number.

It is an amenable number.

75016061 is a deficient number, since it is larger than the sum of its proper divisors (1).

75016061 is an equidigital number, since it uses as much as digits as its factorization.

75016061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 75016061 is about 8661.1812704734. The cubic root of 75016061 is about 421.7464335513.

The spelling of 75016061 in words is "seventy-five million, sixteen thousand, sixty-one".