Base | Representation |
---|---|
bin | 1000011110000… |
… | …11010001111100 |
3 | 11221200221101200 |
4 | 10033003101330 |
5 | 121142220320 |
6 | 11014535500 |
7 | 1521644601 |
oct | 417032174 |
9 | 157627350 |
10 | 71054460 |
11 | 371212a4 |
12 | 1b967590 |
13 | 1194a779 |
14 | 96186a8 |
15 | 6388290 |
hex | 43c347c |
71054460 has 36 divisors (see below), whose sum is σ = 215532408. Its totient is φ = 18947808.
The previous prime is 71054413. The next prime is 71054479. The reversal of 71054460 is 6445017.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197194 + ... + 197553.
Almost surely, 271054460 is an apocalyptic number.
It is an amenable number.
71054460 is an abundant number, since it is smaller than the sum of its proper divisors (144477948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71054460 is a wasteful number, since it uses less digits than its factorization.
71054460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394762 (or 394757 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 71054460 is about 8429.3807601745. The cubic root of 71054460 is about 414.1876206235.
Adding to 71054460 its reverse (6445017), we get a palindrome (77499477).
The spelling of 71054460 in words is "seventy-one million, fifty-four thousand, four hundred sixty".
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