Base | Representation |
---|---|
bin | 1110001101000010010001… |
… | …01110001011110110001101 |
3 | 11002120221222122120221122221 |
4 | 13012201020232023312031 |
5 | 13043220141343240323 |
6 | 150232445325135341 |
7 | 6402412100353123 |
oct | 706411056136615 |
9 | 132527878527587 |
10 | 31234222243213 |
11 | 9a523a51aaa80 |
12 | 36054999ba551 |
13 | 14574b3a851c2 |
14 | 79da5c9a5913 |
15 | 39271911355d |
hex | 1c6848b8bd8d |
31234222243213 has 8 divisors (see below), whose sum is σ = 34088441155776. Its totient is φ = 28382460691200.
The previous prime is 31234222243151. The next prime is 31234222243219.
It is a happy number.
31234222243213 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31234222243213 - 29 = 31234222242701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31234222243219) 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, 614313556 + ... + 614364397.
It is an arithmetic number, because the mean of its divisors is an integer number (4261055144472).
Almost surely, 231234222243213 is an apocalyptic number.
It is an amenable number.
31234222243213 is a deficient number, since it is larger than the sum of its proper divisors (2854218912563).
31234222243213 is a wasteful number, since it uses less digits than its factorization.
31234222243213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1228680275.
The product of its digits is 82944, while the sum is 34.
It can be divided in two parts, 3123422 and 2243213, that added together give a palindrome (5366635).
The spelling of 31234222243213 in words is "thirty-one trillion, two hundred thirty-four billion, two hundred twenty-two million, two hundred forty-three thousand, two hundred thirteen".
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