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8805997 is a prime number
BaseRepresentation
bin100001100101…
…111001101101
3121120101120001
4201211321231
54223242442
6512424301
7134564314
oct41457155
917511501
108805997
114a75092
122b48091
131a94265
14125327b
15b8e2b7
hex865e6d

8805997 has 2 divisors, whose sum is σ = 8805998. Its totient is φ = 8805996.

The previous prime is 8805971. The next prime is 8806019. The reversal of 8805997 is 7995088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8259876 + 546121 = 2874^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 8805997 - 27 = 8805869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8805947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4402998 + 4402999.

It is an arithmetic number, because the mean of its divisors is an integer number (4402999).

Almost surely, 28805997 is an apocalyptic number.

It is an amenable number.

8805997 is a deficient number, since it is larger than the sum of its proper divisors (1).

8805997 is an equidigital number, since it uses as much as digits as its factorization.

8805997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 46.

The square root of 8805997 is about 2967.4900168324. The cubic root of 8805997 is about 206.5029108044.

The spelling of 8805997 in words is "eight million, eight hundred five thousand, nine hundred ninety-seven".