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20001330300 = 2235279524443
BaseRepresentation
bin10010101000001011…
…000001010001111100
31220121221000212002010
4102220023001101330
5311430320032200
613104413531220
71305436334220
oct225013012174
956557025063
1020001330300
118534258546
123a624a3b10
131b69a522b3
14d7a550780
157c0e30150
hex4a82c147c

20001330300 has 72 divisors (see below), whose sum is σ = 66137739136. Its totient is φ = 4571732160.

The previous prime is 20001330221. The next prime is 20001330313. The reversal of 20001330300 is 303310002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4760122 + ... + 4764321.

Almost surely, 220001330300 is an apocalyptic number.

20001330300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20001330300 is an abundant number, since it is smaller than the sum of its proper divisors (46136408836).

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

20001330300 is a wasteful number, since it uses less digits than its factorization.

20001330300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9524467 (or 9524460 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

Adding to 20001330300 its reverse (303310002), we get a palindrome (20304640302).

The spelling of 20001330300 in words is "twenty billion, one million, three hundred thirty thousand, three hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1050 2100 9524443 19048886 28573329 38097772 47622215 57146658 66671101 95244430 114293316 133342202 142866645 190488860 200013303 238111075 266684404 285733290 333355505 400026606 476222150 571466580 666711010 714333225 800053212 952444300 1000066515 1333422020 1428666450 1666777525 2000133030 2857332900 3333555050 4000266060 5000332575 6667110100 10000665150 20001330300