Base | Representation |
---|---|
bin | 111100110011011… |
… | …000100111000110 |
3 | 2122002111121101200 |
4 | 330303120213012 |
5 | 4042121244420 |
6 | 245120203330 |
7 | 34164506355 |
oct | 7463304706 |
9 | 2562447350 |
10 | 1020103110 |
11 | 483904624 |
12 | 245769546 |
13 | 133458510 |
14 | 996a199c |
15 | 5e852b90 |
hex | 3ccd89c6 |
1020103110 has 48 divisors (see below), whose sum is σ = 2856291984. Its totient is φ = 251102016.
The previous prime is 1020103067. The next prime is 1020103127. The reversal of 1020103110 is 113010201.
It is a super-2 number, since 2×10201031102 = 2081220710063344200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1020103092 and 1020103101.
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, 434772 + ... + 437111.
It is an arithmetic number, because the mean of its divisors is an integer number (59506083).
Almost surely, 21020103110 is an apocalyptic number.
1020103110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020103110 is an abundant number, since it is smaller than the sum of its proper divisors (1836188874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020103110 is a wasteful number, since it uses less digits than its factorization.
1020103110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 871909 (or 871906 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 1020103110 is about 31939.0530542156. The cubic root of 1020103110 is about 1006.6566276550.
Adding to 1020103110 its reverse (113010201), we get a palindrome (1133113311).
The spelling of 1020103110 in words is "one billion, twenty million, one hundred three thousand, one hundred ten".
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