Base | Representation |
---|---|
bin | 1000100001000… |
… | …11111011001100 |
3 | 11222110001102000 |
4 | 10100203323030 |
5 | 121242402231 |
6 | 11031232300 |
7 | 1525213650 |
oct | 420437314 |
9 | 158401360 |
10 | 71450316 |
11 | 37371753 |
12 | 1bb18690 |
13 | 11a589c2 |
14 | 96bca60 |
15 | 64156e6 |
hex | 4423ecc |
71450316 has 96 divisors (see below), whose sum is σ = 219072000. Its totient is φ = 19704384.
The previous prime is 71450311. The next prime is 71450333. The reversal of 71450316 is 61305417.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 71450316.
It is not an unprimeable number, because it can be changed into a prime (71450311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20295 + ... + 23553.
It is an arithmetic number, because the mean of its divisors is an integer number (2282000).
Almost surely, 271450316 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 71450316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109536000).
71450316 is an abundant number, since it is smaller than the sum of its proper divisors (147621684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71450316 is a wasteful number, since it uses less digits than its factorization.
71450316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3308 (or 3300 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 71450316 is about 8452.8288755895. The cubic root of 71450316 is about 414.9553655969.
The spelling of 71450316 in words is "seventy-one million, four hundred fifty thousand, three hundred sixteen".
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