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20330060000 = 25545991697
BaseRepresentation
bin10010111011110001…
…000001100011100000
31221110211121001110012
4102323301001203200
5313113443410000
613201155424052
71316540441645
oct227361014340
957424531405
1020330060000
118692874a88
123b345b5028
131bbcb9bb03
14dac081dcc
157dec16735
hex4bbc418e0

20330060000 has 120 divisors (see below), whose sum is σ = 50128016400. Its totient is φ = 8113664000.

The previous prime is 20330059993. The next prime is 20330060017. The reversal of 20330060000 is 6003302.

It is a super-2 number, since 2×203300600002 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11979152 + ... + 11980848.

It is an arithmetic number, because the mean of its divisors is an integer number (417733470).

Almost surely, 220330060000 is an apocalyptic number.

20330060000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20330060000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25064008200).

20330060000 is an abundant number, since it is smaller than the sum of its proper divisors (29797956400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20330060000 is an equidigital number, since it uses as much as digits as its factorization.

20330060000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326 (or 2303 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20330060000 its reverse (6003302), we get a palindrome (20336063302).

The spelling of 20330060000 in words is "twenty billion, three hundred thirty million, sixty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 599 625 800 1000 1198 1250 1697 2000 2396 2500 2995 3394 4000 4792 5000 5990 6788 8485 9584 10000 11980 13576 14975 16970 19168 20000 23960 27152 29950 33940 42425 47920 54304 59900 67880 74875 84850 95840 119800 135760 149750 169700 212125 239600 271520 299500 339400 374375 424250 479200 599000 678800 748750 848500 1016503 1060625 1198000 1357600 1497500 1697000 2033006 2121250 2396000 2995000 3394000 4066012 4242500 5082515 5990000 6788000 8132024 8485000 10165030 11980000 16264048 16970000 20330060 25412575 32528096 33940000 40660120 50825150 81320240 101650300 127062875 162640480 203300600 254125750 406601200 508251500 635314375 813202400 1016503000 1270628750 2033006000 2541257500 4066012000 5082515000 10165030000 20330060000