Base | Representation |
---|---|
bin | 1010000000010101111011… |
… | …0100010111001111000100 |
3 | 1102221200111202011002002101 |
4 | 2200011132310113033010 |
5 | 2420220023004430040 |
6 | 35221442432321444 |
7 | 2213540041250542 |
oct | 240053664271704 |
9 | 42850452132071 |
10 | 11001002030020 |
11 | 35615539399a2 |
12 | 12980993a3284 |
13 | 61a50bbc2222 |
14 | 2a0646690d92 |
15 | 14126463c09a |
hex | a015ed173c4 |
11001002030020 has 12 divisors (see below), whose sum is σ = 23102104263084. Its totient is φ = 4400400812000.
The previous prime is 11001002030009. The next prime is 11001002030021. The reversal of 11001002030020 is 2003020010011.
It can be written as a sum of positive squares in 2 ways, for example, as 6376059307396 + 4624942722624 = 2525086^2 + 2150568^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 11001002029979 and 11001002030006.
It is not an unprimeable number, because it can be changed into a prime (11001002030021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275025050731 + ... + 275025050770.
It is an arithmetic number, because the mean of its divisors is an integer number (1925175355257).
Almost surely, 211001002030020 is an apocalyptic number.
11001002030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11001002030020 is an abundant number, since it is smaller than the sum of its proper divisors (12101102233064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11001002030020 is a wasteful number, since it uses less digits than its factorization.
11001002030020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550050101510 (or 550050101508 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 11001002030020 its reverse (2003020010011), we get a palindrome (13004022040031).
The spelling of 11001002030020 in words is "eleven trillion, one billion, two million, thirty thousand, twenty".
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