Base | Representation |
---|---|
bin | 11101101100010001100… |
… | …01110010001011001100 |
3 | 10121112022122001102011000 |
4 | 32312020301302023030 |
5 | 113203333203013400 |
6 | 2100401353300300 |
7 | 133464361633302 |
oct | 16661061621314 |
9 | 3545278042130 |
10 | 1020202001100 |
11 | 363735484377 |
12 | 14587b704690 |
13 | 7528777b549 |
14 | 375414b2272 |
15 | 1b8100d4600 |
hex | ed88c722cc |
1020202001100 has 72 divisors (see below), whose sum is σ = 3279760515920. Its totient is φ = 272053866240.
The previous prime is 1020202001047. The next prime is 1020202001129. The reversal of 1020202001100 is 11002020201.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188923597 + ... + 188928996.
Almost surely, 21020202001100 is an apocalyptic number.
1020202001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1020202001100 is an abundant number, since it is smaller than the sum of its proper divisors (2259558514820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020202001100 is a wasteful number, since it uses less digits than its factorization.
1020202001100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377852616 (or 377852603 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 1020202001100 its reverse (11002020201), we get a palindrome (1031204021301).
The spelling of 1020202001100 in words is "one trillion, twenty billion, two hundred two million, one thousand, one hundred".
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