Search a number
8206901 is a prime number
BaseRepresentation
bin11111010011101000110101
3120102221202022
4133103220311
54100110101
6451522525
7126520553
oct37235065
916387668
108206901
1146a5a6a
1228b9445
131914671
141138bd3
15ac1a1b
hex7d3a35

8206901 has 2 divisors, whose sum is σ = 8206902. Its totient is φ = 8206900.

The previous prime is 8206889. The next prime is 8206907. The reversal of 8206901 is 1096028.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6895876 + 1311025 = 2626^2 + 1145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8206901 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 (8206907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4103450 + 4103451.

It is an arithmetic number, because the mean of its divisors is an integer number (4103451).

Almost surely, 28206901 is an apocalyptic number.

It is an amenable number.

8206901 is a deficient number, since it is larger than the sum of its proper divisors (1).

8206901 is an equidigital number, since it uses as much as digits as its factorization.

8206901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 8206901 is about 2864.7689261091. The cubic root of 8206901 is about 201.7095210554.

The spelling of 8206901 in words is "eight million, two hundred six thousand, nine hundred one".