Base | Representation |
---|---|
bin | 10000001001110001001… |
… | …110100101001010100100 |
3 | 10221010002220002212200200 |
4 | 100021301032211022210 |
5 | 121141240302210040 |
6 | 2205532202110500 |
7 | 143123602416153 |
oct | 20116116451244 |
9 | 3833086085620 |
10 | 1110001210020 |
11 | 39882682211a |
12 | 15b1611ab430 |
13 | 80898aca421 |
14 | 3ba1d86359a |
15 | 1dd189ec630 |
hex | 102713a52a4 |
1110001210020 has 36 divisors (see below), whose sum is σ = 3367003670940. Its totient is φ = 296000322624.
The previous prime is 1110001210009. The next prime is 1110001210027. The reversal of 1110001210020 is 200121000111.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 121233490596 + 988767719424 = 348186^2 + 994368^2 .
It is a tau number, because it is divible by the number of its divisors (36).
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 = 1110001209984 and 1110001210011.
It is not an unprimeable number, because it can be changed into a prime (1110001210027) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3083336515 + ... + 3083336874.
Almost surely, 21110001210020 is an apocalyptic number.
1110001210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1110001210020 is an abundant number, since it is smaller than the sum of its proper divisors (2257002460920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1110001210020 is a wasteful number, since it uses less digits than its factorization.
1110001210020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6166673404 (or 6166673399 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 1110001210020 its reverse (200121000111), we get a palindrome (1310122210131).
The spelling of 1110001210020 in words is "one trillion, one hundred ten billion, one million, two hundred ten thousand, twenty".
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