Base | Representation |
---|---|
bin | 1000100000010… |
… | …01010001011000 |
3 | 11222020111122121 |
4 | 10100021101120 |
5 | 121230404034 |
6 | 11025031024 |
7 | 1524250450 |
oct | 420112130 |
9 | 158214577 |
10 | 71341144 |
11 | 372a7726 |
12 | 1ba85474 |
13 | 11a1b0c4 |
14 | 9690d60 |
15 | 63e31b4 |
hex | 4409458 |
71341144 has 32 divisors (see below), whose sum is σ = 153499680. Its totient is φ = 30449664.
The previous prime is 71341141. The next prime is 71341169. The reversal of 71341144 is 44114317.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71341141) 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, 11914 + ... + 16870.
It is an arithmetic number, because the mean of its divisors is an integer number (4796865).
Almost surely, 271341144 is an apocalyptic number.
It is an amenable number.
71341144 is an abundant number, since it is smaller than the sum of its proper divisors (82158536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71341144 is a wasteful number, since it uses less digits than its factorization.
71341144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5227 (or 5223 counting only the distinct ones).
The product of its digits is 1344, while the sum is 25.
The square root of 71341144 is about 8446.3686871933. The cubic root of 71341144 is about 414.7439151699.
The spelling of 71341144 in words is "seventy-one million, three hundred forty-one thousand, one hundred forty-four".
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