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8000023 is a prime number
BaseRepresentation
bin11110100001001000010111
3120001102222011
4132201020113
54022000043
6443245051
7124666453
oct36411027
916042864
108000023
114574599
122819787
131871455
1410c3663
15a8059d
hex7a1217

8000023 has 2 divisors, whose sum is σ = 8000024. Its totient is φ = 8000022.

The previous prime is 8000017. The next prime is 8000033. The reversal of 8000023 is 3200008.

8000023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8000023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7999967 and 8000012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8000033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000011 + 4000012.

It is an arithmetic number, because the mean of its divisors is an integer number (4000012).

Almost surely, 28000023 is an apocalyptic number.

8000023 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000023 is an equidigital number, since it uses as much as digits as its factorization.

8000023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 8000023 is about 2828.4311906073. The cubic root of 8000023 is about 200.0001916665. Note that the first 3 decimals are identical.

The spelling of 8000023 in words is "eight million, twenty-three", and thus it is an aban number and an uban number.