Base | Representation |
---|---|
bin | 10010101000110011… |
… | …110011001001001100 |
3 | 1220122200010222000001 |
4 | 102220303303021030 |
5 | 311441034122200 |
6 | 13105435014044 |
7 | 1305626236336 |
oct | 225063631114 |
9 | 56580128001 |
10 | 20012020300 |
11 | 853a29a058 |
12 | 3a65b9a324 |
13 | 1b6c025c3c |
14 | d7bb34456 |
15 | 7c1d4276a |
hex | 4a8cf324c |
20012020300 has 18 divisors (see below), whose sum is σ = 43426084268. Its totient is φ = 8004808080.
The previous prime is 20012020283. The next prime is 20012020307. The reversal of 20012020300 is 302021002.
It is a super-2 number, since 2×200120203002 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (20012020307) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100060002 + ... + 100060201.
Almost surely, 220012020300 is an apocalyptic number.
20012020300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20012020300 is an abundant number, since it is smaller than the sum of its proper divisors (23414063968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012020300 is a wasteful number, since it uses less digits than its factorization.
20012020300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200120217 (or 200120210 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
Adding to 20012020300 its reverse (302021002), we get a palindrome (20314041302).
The spelling of 20012020300 in words is "twenty billion, twelve million, twenty thousand, three hundred".
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