Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1100010101001110010 |
3 | 100200020122102200011201 |
4 | 1132100231202221302 |
5 | 3124240244332310 |
6 | 114255102401414 |
7 | 10212062462200 |
oct | 1362055425162 |
9 | 320218380151 |
10 | 101212105330 |
11 | 39a1865a846 |
12 | 1774789026a |
13 | 970c981b2b |
14 | 4c82022070 |
15 | 2975866e3a |
hex | 1790b62a72 |
101212105330 has 96 divisors (see below), whose sum is σ = 213150268800. Its totient is φ = 34501485312.
The previous prime is 101212105307. The next prime is 101212105331. The reversal of 101212105330 is 33501212101.
It is a junction number, because it is equal to n+sod(n) for n = 101212105298 and 101212105307.
It is not an unprimeable number, because it can be changed into a prime (101212105331) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80390241 + ... + 80391499.
It is an arithmetic number, because the mean of its divisors is an integer number (2220315300).
Almost surely, 2101212105330 is an apocalyptic number.
101212105330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
101212105330 is an abundant number, since it is smaller than the sum of its proper divisors (111938163470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101212105330 is a wasteful number, since it uses less digits than its factorization.
101212105330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2096 (or 2089 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 101212105330 its reverse (33501212101), we get a palindrome (134713317431).
The spelling of 101212105330 in words is "one hundred one billion, two hundred twelve million, one hundred five thousand, three hundred thirty".
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