Base | Representation |
---|---|
bin | 1001000011100001111… |
… | …11000101010000010111 |
3 | 1002202002102001201022210 |
4 | 10201300333011100113 |
5 | 20044200101330403 |
6 | 354533240524503 |
7 | 31323112551213 |
oct | 4416077052027 |
9 | 1082072051283 |
10 | 311133230103 |
11 | 10aa50662913 |
12 | 50371a80733 |
13 | 23455533027 |
14 | 110b79b3943 |
15 | 815ecb8b03 |
hex | 4870fc5417 |
311133230103 has 8 divisors (see below), whose sum is σ = 426056315248. Its totient is φ = 201816149184.
The previous prime is 311133230099. The next prime is 311133230143. The reversal of 311133230103 is 301032331113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 311133230103 - 22 = 311133230099 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 311133230103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311133230143) 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, 1401500926 + ... + 1401501147.
It is an arithmetic number, because the mean of its divisors is an integer number (53257039406).
Almost surely, 2311133230103 is an apocalyptic number.
311133230103 is a deficient number, since it is larger than the sum of its proper divisors (114923085145).
311133230103 is a wasteful number, since it uses less digits than its factorization.
311133230103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2803002113.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 311133230103 its reverse (301032331113), we get a palindrome (612165561216).
The spelling of 311133230103 in words is "three hundred eleven billion, one hundred thirty-three million, two hundred thirty thousand, one hundred three".
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