Base | Representation |
---|---|
bin | 1000100001010… |
… | …00011000000000 |
3 | 11222110222102010 |
4 | 10100220120000 |
5 | 121243443134 |
6 | 11031452520 |
7 | 1525321050 |
oct | 420503000 |
9 | 158428363 |
10 | 71468544 |
11 | 37384414 |
12 | 1bb27140 |
13 | 11a640a4 |
14 | 96c5560 |
15 | 641ace9 |
hex | 4428600 |
71468544 has 240 divisors, whose sum is σ = 241198848. Its totient is φ = 18382848.
The previous prime is 71468543. The next prime is 71468563. The reversal of 71468544 is 44586417.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71468543) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3107317 + ... + 3107339.
Almost surely, 271468544 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 71468544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120599424).
71468544 is an abundant number, since it is smaller than the sum of its proper divisors (169730304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71468544 is a wasteful number, since it uses less digits than its factorization.
71468544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85 (or 52 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The square root of 71468544 is about 8453.9070257485. The cubic root of 71468544 is about 414.9906496176.
The spelling of 71468544 in words is "seventy-one million, four hundred sixty-eight thousand, five hundred forty-four".
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