Base | Representation |
---|---|
bin | 1011100101101110… |
… | …0011111101001001 |
3 | 22000210220200121002 |
4 | 2321123203331021 |
5 | 22332404310441 |
6 | 1232411424345 |
7 | 140044102232 |
oct | 27133437511 |
9 | 8023820532 |
10 | 3111010121 |
11 | 13570a1a4a |
12 | 729a550b5 |
13 | 3a76b15bb |
14 | 217262089 |
15 | 1331c0b9b |
hex | b96e3f49 |
3111010121 has 8 divisors (see below), whose sum is σ = 3155142144. Its totient is φ = 3066919200.
The previous prime is 3111010103. The next prime is 3111010141. The reversal of 3111010121 is 1210101113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3111010121 - 214 = 3110993737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3111010141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162560 + ... + 180686.
It is an arithmetic number, because the mean of its divisors is an integer number (394392768).
Almost surely, 23111010121 is an apocalyptic number.
It is an amenable number.
3111010121 is a deficient number, since it is larger than the sum of its proper divisors (44132023).
3111010121 is a wasteful number, since it uses less digits than its factorization.
3111010121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20551.
The product of its (nonzero) digits is 6, while the sum is 11.
The square root of 3111010121 is about 55776.4297978994. The cubic root of 3111010121 is about 1459.8239171206.
Adding to 3111010121 its reverse (1210101113), we get a palindrome (4321111234).
The spelling of 3111010121 in words is "three billion, one hundred eleven million, ten thousand, one hundred twenty-one".
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