Base | Representation |
---|---|
bin | 11001001111101101110010… |
… | …011101111001101100011001 |
3 | 112120010110201122202111212102 |
4 | 121033231302131321230121 |
5 | 104023113213210310014 |
6 | 1032050554204053145 |
7 | 32246506442141003 |
oct | 3117556235715431 |
9 | 476113648674772 |
10 | 111031120010009 |
11 | 32418040741221 |
12 | 105526a95341b5 |
13 | 49c526099a8b4 |
14 | 1d5bd1345d373 |
15 | cc829308c8de |
hex | 64fb72779b19 |
111031120010009 has 2 divisors, whose sum is σ = 111031120010010. Its totient is φ = 111031120010008.
The previous prime is 111031120010003. The next prime is 111031120010017. The reversal of 111031120010009 is 900010021130111.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 90876659055625 + 20154460954384 = 9532925^2 + 4489372^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-111031120010009 is a prime.
It is a super-2 number, since 2×1110311200100092 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (111031120010003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55515560005004 + 55515560005005.
It is an arithmetic number, because the mean of its divisors is an integer number (55515560005005).
Almost surely, 2111031120010009 is an apocalyptic number.
It is an amenable number.
111031120010009 is a deficient number, since it is larger than the sum of its proper divisors (1).
111031120010009 is an equidigital number, since it uses as much as digits as its factorization.
111031120010009 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 20.
The spelling of 111031120010009 in words is "one hundred eleven trillion, thirty-one billion, one hundred twenty million, ten thousand, nine".
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