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180680041 is a prime number
BaseRepresentation
bin10101100010011…
…11010101101001
3110120222111102101
422301033111221
5332223230131
625532333401
74322516653
oct1261172551
9416874371
10180680041
1192a97653
1250614261
132b581589
1419dd36d3
1510cdec61
hexac4f569

180680041 has 2 divisors, whose sum is σ = 180680042. Its totient is φ = 180680040.

The previous prime is 180679963. The next prime is 180680069. The reversal of 180680041 is 140086081.

It is an a-pointer prime, because the next prime (180680069) can be obtained adding 180680041 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154629225 + 26050816 = 12435^2 + 5104^2 .

It is an emirp because it is prime and its reverse (140086081) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 180680041 - 27 = 180679913 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 180679991 and 180680009.

It is not a weakly prime, because it can be changed into another prime (187680041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90340020 + 90340021.

It is an arithmetic number, because the mean of its divisors is an integer number (90340021).

Almost surely, 2180680041 is an apocalyptic number.

It is an amenable number.

180680041 is a deficient number, since it is larger than the sum of its proper divisors (1).

180680041 is an equidigital number, since it uses as much as digits as its factorization.

180680041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 180680041 is about 13441.7276047389. The cubic root of 180680041 is about 565.3317716248.

The spelling of 180680041 in words is "one hundred eighty million, six hundred eighty thousand, forty-one".