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8006090 = 256411249
BaseRepresentation
bin11110100010100111001010
3120001202021212
4132202213022
54022143330
6443333122
7125023241
oct36424712
916052255
108006090
114579104
1228211a2
131874141
1410c5958
15a82295
hex7a29ca

8006090 has 16 divisors (see below), whose sum is σ = 14445000. Its totient is φ = 3194880.

The previous prime is 8006083. The next prime is 8006101. The reversal of 8006090 is 906008.

It can be written as a sum of positive squares in 4 ways, for example, as 7414729 + 591361 = 2723^2 + 769^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5786 + ... + 7034.

Almost surely, 28006090 is an apocalyptic number.

8006090 is a deficient number, since it is larger than the sum of its proper divisors (6438910).

8006090 is a wasteful number, since it uses less digits than its factorization.

8006090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 8006090 is about 2829.5034900138. The cubic root of 8006090 is about 200.0507371276.

The spelling of 8006090 in words is "eight million, six thousand, ninety".

Divisors: 1 2 5 10 641 1249 1282 2498 3205 6245 6410 12490 800609 1601218 4003045 8006090