Base | Representation |
---|---|
bin | 1110001001001100011001… |
… | …11101110110001000101101 |
3 | 11002010100021102010110020211 |
4 | 13010212030331312020231 |
5 | 13034034323120304401 |
6 | 150052055235542421 |
7 | 6360030041203465 |
oct | 704461475661055 |
9 | 132110242113224 |
10 | 31102223213101 |
11 | 9a01419196a47 |
12 | 35a399b75aa11 |
13 | 1447c089b5921 |
14 | 7974d9c14ba5 |
15 | 38e090a2e951 |
hex | 1c498cf7622d |
31102223213101 has 16 divisors (see below), whose sum is σ = 32770231603200. Its totient is φ = 29437332951600.
The previous prime is 31102223213081. The next prime is 31102223213227. The reversal of 31102223213101 is 10131232220113.
It is a cyclic number.
It is not a de Polignac number, because 31102223213101 - 231 = 31100075729453 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 (31102223273101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85634356 + ... + 85996786.
It is an arithmetic number, because the mean of its divisors is an integer number (2048139475200).
Almost surely, 231102223213101 is an apocalyptic number.
It is an amenable number.
31102223213101 is a deficient number, since it is larger than the sum of its proper divisors (1668008390099).
31102223213101 is a wasteful number, since it uses less digits than its factorization.
31102223213101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366720.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 31102223213101 its reverse (10131232220113), we get a palindrome (41233455433214).
The spelling of 31102223213101 in words is "thirty-one trillion, one hundred two billion, two hundred twenty-three million, two hundred thirteen thousand, one hundred one".
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