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8006826 = 234728393
BaseRepresentation
bin11110100010110010101010
3120001210022010
4132202302222
54022204301
6443340350
7125025342
oct36426252
916053263
108006826
114579713
1228216b6
131874589
1410c5d22
15a825d6
hex7a2caa

8006826 has 16 divisors (see below), whose sum is σ = 16354944. Its totient is φ = 2612064.

The previous prime is 8006821. The next prime is 8006827. The reversal of 8006826 is 6286008.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8006793 and 8006802.

It is not an unprimeable number, because it can be changed into a prime (8006821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13915 + ... + 14478.

It is an arithmetic number, because the mean of its divisors is an integer number (1022184).

Almost surely, 28006826 is an apocalyptic number.

8006826 is an abundant number, since it is smaller than the sum of its proper divisors (8348118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8006826 is a wasteful number, since it uses less digits than its factorization.

8006826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28445.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 8006826 is about 2829.6335451786. The cubic root of 8006826 is about 200.0568671624.

It can be divided in two parts, 800 and 6826, that added together give a triangular number (7626 = T123).

The spelling of 8006826 in words is "eight million, six thousand, eight hundred twenty-six".

Divisors: 1 2 3 6 47 94 141 282 28393 56786 85179 170358 1334471 2668942 4003413 8006826