Base | Representation |
---|---|
bin | 10100110100110000010… |
… | …001100100010101010101 |
3 | 12001210202012222102021122 |
4 | 110310300101210111111 |
5 | 141421224202134310 |
6 | 3013224041253325 |
7 | 205250233323665 |
oct | 24646021442525 |
9 | 5053665872248 |
10 | 1431034021205 |
11 | 5019974417a8 |
12 | 1b1416494245 |
13 | a4c3b28b529 |
14 | 4d3960da1a5 |
15 | 2735793a555 |
hex | 14d30464555 |
1431034021205 has 8 divisors (see below), whose sum is σ = 1717265144832. Its totient is φ = 1144811004048.
The previous prime is 1431034021187. The next prime is 1431034021243. The reversal of 1431034021205 is 5021204301341.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1431034021205 - 214 = 1431034004821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631237 + ... + 2350106.
It is an arithmetic number, because the mean of its divisors is an integer number (214658143104).
Almost surely, 21431034021205 is an apocalyptic number.
It is an amenable number.
1431034021205 is a deficient number, since it is larger than the sum of its proper divisors (286231123627).
1431034021205 is an equidigital number, since it uses as much as digits as its factorization.
1431034021205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4053235.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 1431034021205 its reverse (5021204301341), we get a palindrome (6452238322546).
The spelling of 1431034021205 in words is "one trillion, four hundred thirty-one billion, thirty-four million, twenty-one thousand, two hundred five".
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