Base | Representation |
---|---|
bin | 11101110101101100100100… |
… | …110111010010100100001101 |
3 | 122012122210012101201102020112 |
4 | 131311230210313102210031 |
5 | 114200111342103444041 |
6 | 1143035433244325405 |
7 | 36433203415360424 |
oct | 3565544467224415 |
9 | 565583171642215 |
10 | 131233344203021 |
11 | 388a68266135a5 |
12 | 12875a99543865 |
13 | 582c336022c28 |
14 | 2459a28d362bb |
15 | 1028a31792deb |
hex | 775b24dd290d |
131233344203021 has 8 divisors (see below), whose sum is σ = 133988119251840. Its totient is φ = 128504435586912.
The previous prime is 131233344203009. The next prime is 131233344203033. The reversal of 131233344203021 is 120302443332131.
It is an interprime number because it is at equal distance from previous prime (131233344203009) and next prime (131233344203033).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131233344203021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131233344503021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6466597925 + ... + 6466618218.
It is an arithmetic number, because the mean of its divisors is an integer number (16748514906480).
Almost surely, 2131233344203021 is an apocalyptic number.
It is an amenable number.
131233344203021 is a deficient number, since it is larger than the sum of its proper divisors (2754775048819).
131233344203021 is a wasteful number, since it uses less digits than its factorization.
131233344203021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12933216355.
The product of its (nonzero) digits is 31104, while the sum is 32.
Adding to 131233344203021 its reverse (120302443332131), we get a palindrome (251535787535152).
The spelling of 131233344203021 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, three hundred forty-four million, two hundred three thousand, twenty-one".
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