Base | Representation |
---|---|
bin | 1001000011101011010… |
… | …11111101000111010110 |
3 | 1002202021220110211100221 |
4 | 10201311223331013112 |
5 | 20044330244231402 |
6 | 354545135224554 |
7 | 31325061135556 |
oct | 4416553750726 |
9 | 1082256424327 |
10 | 311212102102 |
11 | 10aa91133590 |
12 | 5039437815a |
13 | 23468989b55 |
14 | 110c4265166 |
15 | 8166b98337 |
hex | 4875afd1d6 |
311212102102 has 8 divisors (see below), whose sum is σ = 509256167112. Its totient is φ = 141460046400.
The previous prime is 311212102081. The next prime is 311212102141. The reversal of 311212102102 is 201201212113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7073002299 + ... + 7073002342.
It is an arithmetic number, because the mean of its divisors is an integer number (63657020889).
Almost surely, 2311212102102 is an apocalyptic number.
311212102102 is a deficient number, since it is larger than the sum of its proper divisors (198044065010).
311212102102 is a wasteful number, since it uses less digits than its factorization.
311212102102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14146004654.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 311212102102 its reverse (201201212113), we get a palindrome (512413314215).
It can be divided in two parts, 311212 and 102102, that added together give a palindrome (413314).
The spelling of 311212102102 in words is "three hundred eleven billion, two hundred twelve million, one hundred two thousand, one hundred two".
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