Base | Representation |
---|---|
bin | 1000011110000… |
… | …11001100110000 |
3 | 11221200220221101 |
4 | 10033003030300 |
5 | 121142213003 |
6 | 11014534144 |
7 | 1521643615 |
oct | 417031460 |
9 | 157626841 |
10 | 71054128 |
11 | 37121022 |
12 | 1b967354 |
13 | 1194a582 |
14 | 961850c |
15 | 638811d |
hex | 43c3330 |
71054128 has 20 divisors (see below), whose sum is σ = 137798968. Its totient is φ = 35493120.
The previous prime is 71054119. The next prime is 71054131. The reversal of 71054128 is 82145017.
It is a junction number, because it is equal to n+sod(n) for n = 71054096 and 71054105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28783 + ... + 31153.
Almost surely, 271054128 is an apocalyptic number.
It is an amenable number.
71054128 is a deficient number, since it is larger than the sum of its proper divisors (66744840).
71054128 is a wasteful number, since it uses less digits than its factorization.
71054128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4252 (or 4246 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 28.
The square root of 71054128 is about 8429.3610671272. The cubic root of 71054128 is about 414.1869755291.
The spelling of 71054128 in words is "seventy-one million, fifty-four thousand, one hundred twenty-eight".
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