Base | Representation |
---|---|
bin | 1000100010101… |
… | …00110001000000 |
3 | 11222211012211100 |
4 | 10101110301000 |
5 | 121320302433 |
6 | 11035414400 |
7 | 1530006126 |
oct | 421246100 |
9 | 158735740 |
10 | 71650368 |
11 | 37498a89 |
12 | 1bbb4400 |
13 | 11ac8a8a |
14 | 9731916 |
15 | 6454b13 |
hex | 4454c40 |
71650368 has 84 divisors (see below), whose sum is σ = 216214960. Its totient is φ = 22622976.
The previous prime is 71650351. The next prime is 71650373. The reversal of 71650368 is 86305617.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7671 + ... + 14217.
Almost surely, 271650368 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 71650368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108107480).
71650368 is an abundant number, since it is smaller than the sum of its proper divisors (144564592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71650368 is a wasteful number, since it uses less digits than its factorization.
71650368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6584 (or 6571 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 71650368 is about 8464.6540390024. The cubic root of 71650368 is about 415.3422791927.
The spelling of 71650368 in words is "seventy-one million, six hundred fifty thousand, three hundred sixty-eight".
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