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20011230300 = 2235266704101
BaseRepresentation
bin10010101000110000…
…110010010001011100
31220122121122211022210
4102220300302101130
5311440333332200
613105410040420
71305616436205
oct225060622134
956577584283
1020011230300
1185398aa566
123a65879110
131b6bb0a499
14d7b9aa5ac
157c1c38650
hex4a8c3245c

20011230300 has 36 divisors (see below), whose sum is σ = 57899160536. Its totient is φ = 5336328000.

The previous prime is 20011230287. The next prime is 20011230311. The reversal of 20011230300 is 303211002.

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 11 ways as a sum of consecutive naturals, for example, 33351751 + ... + 33352350.

Almost surely, 220011230300 is an apocalyptic number.

20011230300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20011230300 is an abundant number, since it is smaller than the sum of its proper divisors (37887930236).

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

20011230300 is a wasteful number, since it uses less digits than its factorization.

20011230300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66704118 (or 66704111 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20011230300 its reverse (303211002), we get a palindrome (20314441302).

The spelling of 20011230300 in words is "twenty billion, eleven million, two hundred thirty thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 66704101 133408202 200112303 266816404 333520505 400224606 667041010 800449212 1000561515 1334082020 1667602525 2001123030 3335205050 4002246060 5002807575 6670410100 10005615150 20011230300