Base | Representation |
---|---|
bin | 101111111101111110… |
… | …0010001111110101111 |
3 | 100211220000121122212121 |
4 | 1133323330101332233 |
5 | 3141431322200221 |
6 | 115153410013411 |
7 | 10304466111664 |
oct | 1377374217657 |
9 | 324800548777 |
10 | 103011131311 |
11 | 3a761109680 |
12 | 17b6a277267 |
13 | 99385c074a |
14 | 4db2d23a6b |
15 | 2a2d77ba41 |
hex | 17fbf11faf |
103011131311 has 16 divisors (see below), whose sum is σ = 112834598688. Its totient is φ = 93264566400.
The previous prime is 103011131299. The next prime is 103011131323. The reversal of 103011131311 is 113131110301.
It is an interprime number because it is at equal distance from previous prime (103011131299) and next prime (103011131323).
It is a cyclic number.
It is not a de Polignac number, because 103011131311 - 219 = 103010607023 is a prime.
It is a super-2 number, since 2×1030111313112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103011131011) 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, 5214625 + ... + 5234341.
It is an arithmetic number, because the mean of its divisors is an integer number (7052162418).
Almost surely, 2103011131311 is an apocalyptic number.
103011131311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103011131311 is a deficient number, since it is larger than the sum of its proper divisors (9823467377).
103011131311 is a wasteful number, since it uses less digits than its factorization.
103011131311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21642.
The product of its (nonzero) digits is 27, while the sum is 16.
Adding to 103011131311 its reverse (113131110301), we get a palindrome (216142241612).
The spelling of 103011131311 in words is "one hundred three billion, eleven million, one hundred thirty-one thousand, three hundred eleven".
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