Base | Representation |
---|---|
bin | 1110001001011101011001… |
… | …00000000100010011010110 |
3 | 11002011012210221010121111021 |
4 | 13010232230200010103112 |
5 | 13034212012101243220 |
6 | 150100204151431354 |
7 | 6360502030340143 |
oct | 704565440042326 |
9 | 132135727117437 |
10 | 31111342212310 |
11 | 9a05278676028 |
12 | 35a570568555a |
13 | 1448a2cccc449 |
14 | 797b22d653ca |
15 | 38e4263b54aa |
hex | 1c4bac8044d6 |
31111342212310 has 32 divisors (see below), whose sum is σ = 56104540876800. Its totient is φ = 12421405902048.
The previous prime is 31111342212241. The next prime is 31111342212359. The reversal of 31111342212310 is 1321224311113.
It is a super-2 number, since 2×311113422123102 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 31275259 + ... + 32254681.
It is an arithmetic number, because the mean of its divisors is an integer number (1753266902400).
Almost surely, 231111342212310 is an apocalyptic number.
31111342212310 is a deficient number, since it is larger than the sum of its proper divisors (24993198664490).
31111342212310 is a wasteful number, since it uses less digits than its factorization.
31111342212310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 985332.
The product of its (nonzero) digits is 864, while the sum is 25.
Adding to 31111342212310 its reverse (1321224311113), we get a palindrome (32432566523423).
The spelling of 31111342212310 in words is "thirty-one trillion, one hundred eleven billion, three hundred forty-two million, two hundred twelve thousand, three hundred ten".
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