Base | Representation |
---|---|
bin | 100101101001000011… |
… | …1000011010011000101 |
3 | 21201122111022210210001 |
4 | 1023102013003103011 |
5 | 2311022111201310 |
6 | 101045043201301 |
7 | 5561103462631 |
oct | 1132207032305 |
9 | 251574283701 |
10 | 80834475205 |
11 | 31310a54710 |
12 | 137bb376231 |
13 | 7812c98923 |
14 | 3cab919dc1 |
15 | 21818a593a |
hex | 12d21c34c5 |
80834475205 has 16 divisors (see below), whose sum is σ = 105838809408. Its totient is φ = 58778080000.
The previous prime is 80834475199. The next prime is 80834475221. The reversal of 80834475205 is 50257443808.
It is not a de Polignac number, because 80834475205 - 25 = 80834475173 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180765 + ... + 440845.
It is an arithmetic number, because the mean of its divisors is an integer number (6614925588).
Almost surely, 280834475205 is an apocalyptic number.
It is an amenable number.
80834475205 is a deficient number, since it is larger than the sum of its proper divisors (25004334203).
80834475205 is a wasteful number, since it uses less digits than its factorization.
80834475205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265748.
The product of its (nonzero) digits is 1075200, while the sum is 46.
The spelling of 80834475205 in words is "eighty billion, eight hundred thirty-four million, four hundred seventy-five thousand, two hundred five".
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