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205892006 = 2973073457
BaseRepresentation
bin11000100010110…
…10100110100110
3112100102101201212
430101122212212
5410202021011
632232551422
75050024145
oct1421324646
9470371655
10205892006
11a6247791
1258b52572
133386b0b8
141d4b775c
151312008b
hexc45a9a6

205892006 has 16 divisors (see below), whose sum is σ = 313128816. Its totient is φ = 101523456.

The previous prime is 205891993. The next prime is 205892009. The reversal of 205892006 is 600298502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205892009) 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 in 7 ways as a sum of consecutive naturals, for example, 57830 + ... + 61286.

It is an arithmetic number, because the mean of its divisors is an integer number (19570551).

Almost surely, 2205892006 is an apocalyptic number.

205892006 is a deficient number, since it is larger than the sum of its proper divisors (107236810).

205892006 is a wasteful number, since it uses less digits than its factorization.

205892006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 205892006 is about 14348.9374519509. The cubic root of 205892006 is about 590.4908354442.

The spelling of 205892006 in words is "two hundred five million, eight hundred ninety-two thousand, six".

Divisors: 1 2 97 194 307 614 3457 6914 29779 59558 335329 670658 1061299 2122598 102946003 205892006