Base | Representation |
---|---|
bin | 10111011110001101101001… |
… | …000110101001100101001101 |
3 | 111112111211000221200121101020 |
4 | 113132031221012221211031 |
5 | 102012320201342411341 |
6 | 1003315450001304353 |
7 | 30513133622454111 |
oct | 2736155106514515 |
9 | 445454027617336 |
10 | 103231302310221 |
11 | 2a990170a13018 |
12 | b6b2b023350b9 |
13 | 457a8930c3767 |
14 | 1b6c5c9197741 |
15 | be043a5ab566 |
hex | 5de3691a994d |
103231302310221 has 16 divisors (see below), whose sum is σ = 139390098888960. Its totient is φ = 67946762744640.
The previous prime is 103231302310183. The next prime is 103231302310223. The reversal of 103231302310221 is 122013203132301.
It is not a de Polignac number, because 103231302310221 - 219 = 103231301785933 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 103231302310191 and 103231302310200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103231302310223) 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, 4004410 + ... + 14916363.
It is an arithmetic number, because the mean of its divisors is an integer number (8711881180560).
Almost surely, 2103231302310221 is an apocalyptic number.
It is an amenable number.
103231302310221 is a deficient number, since it is larger than the sum of its proper divisors (36158796578739).
103231302310221 is a wasteful number, since it uses less digits than its factorization.
103231302310221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18943876.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 103231302310221 its reverse (122013203132301), we get a palindrome (225244505442522).
The spelling of 103231302310221 in words is "one hundred three trillion, two hundred thirty-one billion, three hundred two million, three hundred ten thousand, two hundred twenty-one".
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