Base | Representation |
---|---|
bin | 111110101001010… |
… | …0010010011100000 |
3 | 12102111022020011010 |
4 | 1331102202103200 |
5 | 13301103323404 |
6 | 544325220520 |
7 | 103042541154 |
oct | 17522422340 |
9 | 5374266133 |
10 | 2102011104 |
11 | 989592066 |
12 | 4a7b61740 |
13 | 27664336b |
14 | 15d251064 |
15 | c4813189 |
hex | 7d4a24e0 |
2102011104 has 48 divisors (see below), whose sum is σ = 5842358928. Its totient is φ = 659453952.
The previous prime is 2102011103. The next prime is 2102011133. The reversal of 2102011104 is 4011102012.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 2102011104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102011103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642367 + ... + 645630.
It is an arithmetic number, because the mean of its divisors is an integer number (121715811).
Almost surely, 22102011104 is an apocalyptic number.
2102011104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2102011104 is an abundant number, since it is smaller than the sum of its proper divisors (3740347824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102011104 is a wasteful number, since it uses less digits than its factorization.
2102011104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288027 (or 1288019 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 2102011104 is about 45847.6946421519. The cubic root of 2102011104 is about 1280.9878247016.
Adding to 2102011104 its reverse (4011102012), we get a palindrome (6113113116).
The spelling of 2102011104 in words is "two billion, one hundred two million, eleven thousand, one hundred four".
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