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10285605495 = 3251120779001
BaseRepresentation
bin10011001010001000…
…11110001001110111
3222112211011220012200
421211010132021313
5132031103333440
64420344115543
7512613130014
oct114504361167
928484156180
1010285605495
1143a8a57710
121bb0765bb3
13c7bc183c9
146d806a70b
15402ec6c30
hex26511e277

10285605495 has 24 divisors (see below), whose sum is σ = 19449145872. Its totient is φ = 4986960000.

The previous prime is 10285605481. The next prime is 10285605511. The reversal of 10285605495 is 59450658201.

10285605495 is a `hidden beast` number, since 10 + 28 + 5 + 605 + 4 + 9 + 5 = 666.

10285605495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10285605495 - 213 = 10285597303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 10285605495.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10389006 + ... + 10389995.

It is an arithmetic number, because the mean of its divisors is an integer number (810381078).

Almost surely, 210285605495 is an apocalyptic number.

10285605495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10285605495 is a deficient number, since it is larger than the sum of its proper divisors (9163540377).

10285605495 is a wasteful number, since it uses less digits than its factorization.

10285605495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20779023 (or 20779020 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 10285605495 in words is "ten billion, two hundred eighty-five million, six hundred five thousand, four hundred ninety-five".

Divisors: 1 3 5 9 11 15 33 45 55 99 165 495 20779001 62337003 103895005 187011009 228569011 311685015 685707033 935055045 1142845055 2057121099 3428535165 10285605495