Base | Representation |
---|---|
bin | 111101000100011000… |
… | …0100001101100000011 |
3 | 110112111121112002000020 |
4 | 1322020300201230003 |
5 | 4122040210104110 |
6 | 140125123024523 |
7 | 12321566600016 |
oct | 1721060415403 |
9 | 415447462006 |
10 | 131143441155 |
11 | 50688065421 |
12 | 214bb80b143 |
13 | c49ca5542c |
14 | 64c12b537d |
15 | 362842ad70 |
hex | 1e88c21b03 |
131143441155 has 16 divisors (see below), whose sum is σ = 210155850240. Its totient is φ = 69834387168.
The previous prime is 131143441111. The next prime is 131143441193. The reversal of 131143441155 is 551144341131.
It is not a de Polignac number, because 131143441155 - 28 = 131143440899 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6788875 + ... + 6808164.
It is an arithmetic number, because the mean of its divisors is an integer number (13134740640).
Almost surely, 2131143441155 is an apocalyptic number.
131143441155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
131143441155 is a deficient number, since it is larger than the sum of its proper divisors (79012409085).
131143441155 is a wasteful number, since it uses less digits than its factorization.
131143441155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13597690.
The product of its digits is 14400, while the sum is 33.
Adding to 131143441155 its reverse (551144341131), we get a palindrome (682287782286).
The spelling of 131143441155 in words is "one hundred thirty-one billion, one hundred forty-three million, four hundred forty-one thousand, one hundred fifty-five".
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