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20066358675 = 35211214872
BaseRepresentation
bin10010101100000011…
…000101010110010011
31220210110101122020110
4102230003011112103
5312043441434200
613115055412403
71310156143266
oct225403052623
956713348213
1020066358675
118567a33300
123a80224103
131b7a36cc1c
14d8503acdd
157c69c7b50
hex4ac0c5593

20066358675 has 54 divisors (see below), whose sum is σ = 36491139244. Its totient is φ = 9722600800.

The previous prime is 20066358661. The next prime is 20066358677. The reversal of 20066358675 is 57685366002.

It is not a de Polignac number, because 20066358675 - 27 = 20066358547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20066358677) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 13493782 + ... + 13495268.

Almost surely, 220066358675 is an apocalyptic number.

20066358675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20066358675 is a deficient number, since it is larger than the sum of its proper divisors (16424780569).

20066358675 is an equidigital number, since it uses as much as digits as its factorization.

20066358675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009 (or 1506 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

Multiplying 20066358675 by its sum of digits (48), we get a square (963185216400 = 9814202).

The spelling of 20066358675 in words is "twenty billion, sixty-six million, three hundred fifty-eight thousand, six hundred seventy-five".

Divisors: 1 3 5 11 15 25 33 55 75 121 165 275 363 605 825 1487 1815 3025 4461 7435 9075 16357 22305 37175 49071 81785 111525 179927 245355 408925 539781 899635 1226775 2211169 2698905 4498175 6633507 11055845 13494525 24322859 33167535 55279225 72968577 121614295 165837675 267551449 364842885 608071475 802654347 1337757245 1824214425 4013271735 6688786225 20066358675