Base | Representation |
---|---|
bin | 1000100001001… |
… | …11110110110000 |
3 | 11222110212111022 |
4 | 10100213312300 |
5 | 121243411131 |
6 | 11031435012 |
7 | 1525311620 |
oct | 420476660 |
9 | 158425438 |
10 | 71466416 |
11 | 3738285a |
12 | 1bb25a68 |
13 | 11a63128 |
14 | 96c4880 |
15 | 641a37b |
hex | 4427db0 |
71466416 has 40 divisors (see below), whose sum is σ = 160433184. Its totient is φ = 30205440.
The previous prime is 71466413. The next prime is 71466457. The reversal of 71466416 is 61466417.
It is not an unprimeable number, because it can be changed into a prime (71466413) 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, 3806 + ... + 12546.
Almost surely, 271466416 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 71466416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80216592).
71466416 is an abundant number, since it is smaller than the sum of its proper divisors (88966768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71466416 is a wasteful number, since it uses less digits than its factorization.
71466416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8829 (or 8823 counting only the distinct ones).
The product of its digits is 24192, while the sum is 35.
The square root of 71466416 is about 8453.7811658453. The cubic root of 71466416 is about 414.9865307478.
Subtracting from 71466416 its reverse (61466417), we obtain a palindrome (9999999).
The spelling of 71466416 in words is "seventy-one million, four hundred sixty-six thousand, four hundred sixteen".
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