Base | Representation |
---|---|
bin | 11001010010010111010010… |
… | …000110100100010001100011 |
3 | 112120202212111001221000122221 |
4 | 121102113102012210101203 |
5 | 104034103423430212011 |
6 | 1032310333204211511 |
7 | 32265611422145533 |
oct | 3122272206442143 |
9 | 476685431830587 |
10 | 111213113132131 |
11 | 3248824205256a |
12 | 10581a1a699b97 |
13 | 4a0947551ba3a |
14 | 1d66a59c434c3 |
15 | cccd9574a971 |
hex | 6525d21a4463 |
111213113132131 has 16 divisors (see below), whose sum is σ = 111592188969184. Its totient is φ = 110834501209344.
The previous prime is 111213113132071. The next prime is 111213113132137. The reversal of 111213113132131 is 131231311312111.
It is a cyclic number.
It is not a de Polignac number, because 111213113132131 - 211 = 111213113130083 is a prime.
It is a super-2 number, since 2×1112131131321312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111213113132096 and 111213113132105.
It is not an unprimeable number, because it can be changed into a prime (111213113132137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3073271020 + ... + 3073307206.
It is an arithmetic number, because the mean of its divisors is an integer number (6974511810574).
Almost surely, 2111213113132131 is an apocalyptic number.
111213113132131 is a deficient number, since it is larger than the sum of its proper divisors (379075837053).
111213113132131 is a wasteful number, since it uses less digits than its factorization.
111213113132131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42310.
The product of its digits is 324, while the sum is 25.
Adding to 111213113132131 its reverse (131231311312111), we get a palindrome (242444424444242).
The spelling of 111213113132131 in words is "one hundred eleven trillion, two hundred thirteen billion, one hundred thirteen million, one hundred thirty-two thousand, one hundred thirty-one".
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