Base | Representation |
---|---|
bin | 11101011001010111010… |
… | …110000001011100100010 |
3 | 21011010020020120122212100 |
4 | 131121113112001130202 |
5 | 231044131101120002 |
6 | 4144004322111230 |
7 | 265642650566331 |
oct | 35312726013442 |
9 | 7133206518770 |
10 | 2020100020002 |
11 | 7097a0885369 |
12 | 2876134ab516 |
13 | 11865788b92c |
14 | 6dab816dd18 |
15 | 3783290411c |
hex | 1d657581722 |
2020100020002 has 12 divisors (see below), whose sum is σ = 4376883376710. Its totient is φ = 673366673328.
The previous prime is 2020100019967. The next prime is 2020100020007. The reversal of 2020100020002 is 2000200010202.
It can be written as a sum of positive squares in only one way, i.e., 1020102020001 + 999998000001 = 1010001^2 + 999999^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (2020100020007) 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, 56113889427 + ... + 56113889462.
Almost surely, 22020100020002 is an apocalyptic number.
2020100020002 is an abundant number, since it is smaller than the sum of its proper divisors (2356783356708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020100020002 is a wasteful number, since it uses less digits than its factorization.
2020100020002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112227778897 (or 112227778894 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
Adding to 2020100020002 its reverse (2000200010202), we get a palindrome (4020300030204).
The spelling of 2020100020002 in words is "two trillion, twenty billion, one hundred million, twenty thousand, two".
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