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10806644830 = 251763568499
BaseRepresentation
bin10100001000010000…
…00101000001011110
31000220010121102210211
422010020011001132
5134113000113310
64544155523034
7531540652102
oct120410050136
930803542724
1010806644830
114646084233
12211715947a
131032b589c7
1474733b902
15433ae8c8a
hex28420505e

10806644830 has 16 divisors (see below), whose sum is σ = 20596194000. Its totient is φ = 4068383872.

The previous prime is 10806644819. The next prime is 10806644851. The reversal of 10806644830 is 3844660801.

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, 31784080 + ... + 31784419.

It is an arithmetic number, because the mean of its divisors is an integer number (1287262125).

Almost surely, 210806644830 is an apocalyptic number.

10806644830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10806644830 is a deficient number, since it is larger than the sum of its proper divisors (9789549170).

10806644830 is a wasteful number, since it uses less digits than its factorization.

10806644830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63568523.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 10806644830 in words is "ten billion, eight hundred six million, six hundred forty-four thousand, eight hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 63568499 127136998 317842495 635684990 1080664483 2161328966 5403322415 10806644830