Base | Representation |
---|---|
bin | 100011011111101001101100… |
… | …0111011010111101011111001 |
3 | 1111221110022100210202202122221 |
4 | 1012333103120323113223321 |
5 | 311410301021420414001 |
6 | 3024004505030244041 |
7 | 122522450104560361 |
oct | 10677233073275371 |
9 | 1457408323682587 |
10 | 312213402123001 |
11 | 90531a62125935 |
12 | 2b0250707b6621 |
13 | 1052979c8bb262 |
14 | 57152d04199a1 |
15 | 26165c15d81a1 |
hex | 11bf4d8ed7af9 |
312213402123001 has 4 divisors (see below), whose sum is σ = 314671775368192. Its totient is φ = 309755028877812.
The previous prime is 312213402122983. The next prime is 312213402123019. The reversal of 312213402123001 is 100321204312213.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (312213402122983) and next prime (312213402123019).
It is a cyclic number.
It is not a de Polignac number, because 312213402123001 - 25 = 312213402122969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312213402163001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1229186622405 + ... + 1229186622658.
It is an arithmetic number, because the mean of its divisors is an integer number (78667943842048).
Almost surely, 2312213402123001 is an apocalyptic number.
It is an amenable number.
312213402123001 is a deficient number, since it is larger than the sum of its proper divisors (2458373245191).
312213402123001 is a wasteful number, since it uses less digits than its factorization.
312213402123001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2458373245190.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 312213402123001 its reverse (100321204312213), we get a palindrome (412534606435214).
The spelling of 312213402123001 in words is "three hundred twelve trillion, two hundred thirteen billion, four hundred two million, one hundred twenty-three thousand, one".
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