Base | Representation |
---|---|
bin | 1001111110010011011… |
… | …1011010000011001101 |
3 | 121101021012221100010011 |
4 | 2133210313122003031 |
5 | 10301402411020123 |
6 | 210414124513221 |
7 | 15244023221605 |
oct | 2374467320315 |
9 | 541235840104 |
10 | 171343454413 |
11 | 66736a0537a |
12 | 2925a6ab811 |
13 | 13208398021 |
14 | 8416269c05 |
15 | 46cc770e0d |
hex | 27e4dda0cd |
171343454413 has 8 divisors (see below), whose sum is σ = 172705486968. Its totient is φ = 169983035904.
The previous prime is 171343454389. The next prime is 171343454441. The reversal of 171343454413 is 314454343171.
It can be written as a sum of positive squares in 4 ways, for example, as 15098757129 + 156244697284 = 122877^2 + 395278^2 .
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 171343454413 - 213 = 171343446221 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 (171343454213) 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, 189906 + ... + 615427.
It is an arithmetic number, because the mean of its divisors is an integer number (21588185871).
Almost surely, 2171343454413 is an apocalyptic number.
It is an amenable number.
171343454413 is a deficient number, since it is larger than the sum of its proper divisors (1362032555).
171343454413 is a wasteful number, since it uses less digits than its factorization.
171343454413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 807023.
The product of its digits is 241920, while the sum is 40.
Adding to 171343454413 its reverse (314454343171), we get a palindrome (485797797584).
The spelling of 171343454413 in words is "one hundred seventy-one billion, three hundred forty-three million, four hundred fifty-four thousand, four hundred thirteen".
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