Base | Representation |
---|---|
bin | 1011101000001001… |
… | …1111001000110011 |
3 | 22001112010002200122 |
4 | 2322002133020303 |
5 | 22343012322003 |
6 | 1233414240455 |
7 | 140226611165 |
oct | 27202371063 |
9 | 8045102618 |
10 | 3121214003 |
11 | 1361931306 |
12 | 73135612b |
13 | 3a9844bbb |
14 | 21875a935 |
15 | 134039238 |
hex | ba09f233 |
3121214003 has 4 divisors (see below), whose sum is σ = 3143668920. Its totient is φ = 3098759088.
The previous prime is 3121213993. The next prime is 3121214021. The reversal of 3121214003 is 3004121213.
3121214003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3004121213 = 131 ⋅22932223.
It is a cyclic number.
It is not a de Polignac number, because 3121214003 - 24 = 3121213987 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3121214203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11227250 + ... + 11227527.
It is an arithmetic number, because the mean of its divisors is an integer number (785917230).
Almost surely, 23121214003 is an apocalyptic number.
3121214003 is a deficient number, since it is larger than the sum of its proper divisors (22454917).
3121214003 is a wasteful number, since it uses less digits than its factorization.
3121214003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22454916.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3121214003 is about 55867.8261882454. The cubic root of 3121214003 is about 1461.4182133181.
Adding to 3121214003 its reverse (3004121213), we get a palindrome (6125335216).
The spelling of 3121214003 in words is "three billion, one hundred twenty-one million, two hundred fourteen thousand, three".
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