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8206001 = 21138891
BaseRepresentation
bin11111010011011010110001
3120102220111222
4133103122301
54100043001
6451514425
7126515126
oct37233261
916386458
108206001
1146a5321
1228b8a15
13191412b
14113874d
15ac161b
hex7d36b1

8206001 has 4 divisors (see below), whose sum is σ = 8245104. Its totient is φ = 8166900.

The previous prime is 8205983. The next prime is 8206013. The reversal of 8206001 is 1006028.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8206001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8206021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19235 + ... + 19656.

It is an arithmetic number, because the mean of its divisors is an integer number (2061276).

Almost surely, 28206001 is an apocalyptic number.

It is an amenable number.

8206001 is a deficient number, since it is larger than the sum of its proper divisors (39103).

8206001 is a wasteful number, since it uses less digits than its factorization.

8206001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39102.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 8206001 is about 2864.6118410703. The cubic root of 8206001 is about 201.7021473746.

The spelling of 8206001 in words is "eight million, two hundred six thousand, one".

Divisors: 1 211 38891 8206001