Base | Representation |
---|---|
bin | 1100110100000011010… |
… | …1001010011010100100 |
3 | 210001012022022221222020 |
4 | 3031000311022122210 |
5 | 12101312014311322 |
6 | 245043215303140 |
7 | 21622023466611 |
oct | 3150065123244 |
9 | 701168287866 |
10 | 220131010212 |
11 | 853a2242123 |
12 | 367b551aab0 |
13 | 179b1ba7339 |
14 | a92394b508 |
15 | 5ad596d05c |
hex | 3340d4a6a4 |
220131010212 has 24 divisors (see below), whose sum is σ = 513685662336. Its totient is φ = 73370340768.
The previous prime is 220131010117. The next prime is 220131010249. The reversal of 220131010212 is 212010131022.
It is a junction number, because it is equal to n+sod(n) for n = 220131010191 and 220131010200.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694243 + ... + 960330.
It is an arithmetic number, because the mean of its divisors is an integer number (21403569264).
Almost surely, 2220131010212 is an apocalyptic number.
It is an amenable number.
220131010212 is an abundant number, since it is smaller than the sum of its proper divisors (293554652124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220131010212 is a wasteful number, since it uses less digits than its factorization.
220131010212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1665667 (or 1665665 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 220131010212 its reverse (212010131022), we get a palindrome (432141141234).
The spelling of 220131010212 in words is "two hundred twenty billion, one hundred thirty-one million, ten thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •