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8000668 = 2213532903
BaseRepresentation
bin11110100001010010011100
3120001110212001
4132201102130
54022010133
6443252044
7125001364
oct36412234
916043761
108000668
114575025
12281a024
131871830
1410c39a4
15a8087d
hex7a149c

8000668 has 24 divisors (see below), whose sum is σ = 15367968. Its totient is φ = 3621696.

The previous prime is 8000651. The next prime is 8000677. The reversal of 8000668 is 8660008.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1305 + ... + 4207.

It is an arithmetic number, because the mean of its divisors is an integer number (640332).

Almost surely, 28000668 is an apocalyptic number.

It is an amenable number.

8000668 is a deficient number, since it is larger than the sum of its proper divisors (7367300).

8000668 is a wasteful number, since it uses less digits than its factorization.

8000668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2973 (or 2971 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 8000668 is about 2828.5452091137. The cubic root of 8000668 is about 200.0055665117.

It can be divided in two parts, 8000 and 668, that added together give a palindrome (8668).

The spelling of 8000668 in words is "eight million, six hundred sixty-eight", and thus it is an aban number.

Divisors: 1 2 4 13 26 52 53 106 212 689 1378 2756 2903 5806 11612 37739 75478 150956 153859 307718 615436 2000167 4000334 8000668