Base | Representation |
---|---|
bin | 1110001101000010011100… |
… | …00010000100110001101101 |
3 | 11002120222012212020200212221 |
4 | 13012201032002010301231 |
5 | 13043220332200440323 |
6 | 150232502230555341 |
7 | 6402414231606646 |
oct | 706411602046155 |
9 | 132528185220787 |
10 | 31234311343213 |
11 | 9a52440527140 |
12 | 3605503808b51 |
13 | 14574c93805b4 |
14 | 79da6a75a6cd |
15 | 392721d6355d |
hex | 1c684e084c6d |
31234311343213 has 8 divisors (see below), whose sum is σ = 35867151781920. Its totient is φ = 26900363836080.
The previous prime is 31234311343177. The next prime is 31234311343273.
31234311343213 is nontrivially palindromic in base 10.
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 31234311343213 - 217 = 31234311212141 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 (31234311343273) 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, 74723232670 + ... + 74723233087.
It is an arithmetic number, because the mean of its divisors is an integer number (4483393972740).
Almost surely, 231234311343213 is an apocalyptic number.
It is an amenable number.
31234311343213 is a deficient number, since it is larger than the sum of its proper divisors (4632840438707).
31234311343213 is a wasteful number, since it uses less digits than its factorization.
31234311343213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149446465787.
The product of its digits is 46656, while the sum is 34.
It can be divided in two parts, 3123431 and 1343213, that added together give a palindrome (4466644).
The spelling of 31234311343213 in words is "thirty-one trillion, two hundred thirty-four billion, three hundred eleven million, three hundred forty-three thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •