Base | Representation |
---|---|
bin | 101111000010000110… |
… | …0111001101010001100 |
3 | 100122201000111111200012 |
4 | 1132010030321222030 |
5 | 3123323032102340 |
6 | 114222204052352 |
7 | 10203633503114 |
oct | 1360414715214 |
9 | 318630444605 |
10 | 101002222220 |
11 | 39920137529 |
12 | 176a95340b8 |
13 | 96a8347243 |
14 | 4c621ca044 |
15 | 2962209565 |
hex | 1784339a8c |
101002222220 has 24 divisors (see below), whose sum is σ = 212496749808. Its totient is φ = 40326206400.
The previous prime is 101002222157. The next prime is 101002222229. The reversal of 101002222220 is 22222200101.
It is a junction number, because it is equal to n+sod(n) for n = 101002222195 and 101002222204.
It is not an unprimeable number, because it can be changed into a prime (101002222229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4656566 + ... + 4678205.
It is an arithmetic number, because the mean of its divisors is an integer number (8854031242).
Almost surely, 2101002222220 is an apocalyptic number.
101002222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101002222220 is an abundant number, since it is smaller than the sum of its proper divisors (111494527588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101002222220 is a wasteful number, since it uses less digits than its factorization.
101002222220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9335321 (or 9335319 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 101002222220 its reverse (22222200101), we get a palindrome (123224422321).
The spelling of 101002222220 in words is "one hundred one billion, two million, two hundred twenty-two thousand, two hundred twenty".
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