Base | Representation |
---|---|
bin | 1110001001011011000110… |
… | …01011010011011001000001 |
3 | 11002011002122012022222210110 |
4 | 13010231203023103121001 |
5 | 13034202002140013241 |
6 | 150055442124421533 |
7 | 6360426402103440 |
oct | 704554313233101 |
9 | 132132565288713 |
10 | 31110112032321 |
11 | 9a047a7226653 |
12 | 35a54216a78a9 |
13 | 144889519c0aa |
14 | 797a4781ad57 |
15 | 38e3a33b7816 |
hex | 1c4b632d3641 |
31110112032321 has 8 divisors (see below), whose sum is σ = 47405885001664. Its totient is φ = 17777206875600.
The previous prime is 31110112032287. The next prime is 31110112032353. The reversal of 31110112032321 is 12323021101113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31110112032321 - 26 = 31110112032257 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1481433906301 = 31110112032321 / (3 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 0 + 3 + 2 + 3 + 2 + 1).
It is not an unprimeable number, because it can be changed into a prime (31110112031321) 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, 740716953130 + ... + 740716953171.
It is an arithmetic number, because the mean of its divisors is an integer number (5925735625208).
Almost surely, 231110112032321 is an apocalyptic number.
It is an amenable number.
31110112032321 is a deficient number, since it is larger than the sum of its proper divisors (16295772969343).
31110112032321 is a wasteful number, since it uses less digits than its factorization.
31110112032321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1481433906311.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 31110112032321 its reverse (12323021101113), we get a palindrome (43433133133434).
The spelling of 31110112032321 in words is "thirty-one trillion, one hundred ten billion, one hundred twelve million, thirty-two thousand, three hundred twenty-one".
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