Base | Representation |
---|---|
bin | 1001000011011110010… |
… | …11110011110010100001 |
3 | 1002202000022012110212211 |
4 | 10201233023303302201 |
5 | 20044114332341001 |
6 | 354530241122121 |
7 | 31322264653615 |
oct | 4415713636241 |
9 | 1082008173784 |
10 | 311103012001 |
11 | 10aa355a3581 |
12 | 50363929341 |
13 | 2344c1b29b2 |
14 | 110b3989345 |
15 | 815c2ea351 |
hex | 486f2f3ca1 |
311103012001 has 8 divisors (see below), whose sum is σ = 322082761320. Its totient is φ = 300140066688.
The previous prime is 311103011959. The next prime is 311103012007. The reversal of 311103012001 is 100210301113.
It can be written as a sum of positive squares in 4 ways, for example, as 26668523025 + 284434488976 = 163305^2 + 533324^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 311103012001 - 219 = 311102487713 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (311103012007) 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, 4163316 + ... + 4237381.
It is an arithmetic number, because the mean of its divisors is an integer number (40260345165).
Almost surely, 2311103012001 is an apocalyptic number.
It is an amenable number.
311103012001 is a deficient number, since it is larger than the sum of its proper divisors (10979749319).
311103012001 is a wasteful number, since it uses less digits than its factorization.
311103012001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8402003.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 311103012001 its reverse (100210301113), we get a palindrome (411313313114).
The spelling of 311103012001 in words is "three hundred eleven billion, one hundred three million, twelve thousand, one".
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