Base | Representation |
---|---|
bin | 11111111011100010100100… |
… | …100110101111101011101101 |
3 | 200102020001222200222111222000 |
4 | 133323202210212233223231 |
5 | 121401310203124031341 |
6 | 1214401041053042513 |
7 | 41402543253453024 |
oct | 3773424446575355 |
9 | 612201880874860 |
10 | 140431012330221 |
11 | 40822504482318 |
12 | 13900579a86439 |
13 | 604878407a3a2 |
14 | 2696c7c1358bb |
15 | 1137ded8288b6 |
hex | 7fb8a49afaed |
140431012330221 has 8 divisors (see below), whose sum is σ = 208045944192960. Its totient is φ = 93620674886796.
The previous prime is 140431012330199. The next prime is 140431012330253. The reversal of 140431012330221 is 122033210134041.
140431012330221 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 3 + 101 + 2 + 330 + 221 = 666.
It is not a de Polignac number, because 140431012330221 - 218 = 140431012068077 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5201148604823 = 140431012330221 / (1 + 4 + 0 + 4 + 3 + 1 + 0 + 1 + 2 + 3 + 3 + 0 + 2 + 2 + 1).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140431012337221) 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, 2600574302385 + ... + 2600574302438.
It is an arithmetic number, because the mean of its divisors is an integer number (26005743024120).
Almost surely, 2140431012330221 is an apocalyptic number.
It is an amenable number.
140431012330221 is a deficient number, since it is larger than the sum of its proper divisors (67614931862739).
140431012330221 is an equidigital number, since it uses as much as digits as its factorization.
140431012330221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5201148604832 (or 5201148604826 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 140431012330221 its reverse (122033210134041), we get a palindrome (262464222464262).
The spelling of 140431012330221 in words is "one hundred forty trillion, four hundred thirty-one billion, twelve million, three hundred thirty thousand, two hundred twenty-one".
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