Base | Representation |
---|---|
bin | 1000110001111… |
… | …00100001010000 |
3 | 12010120201100102 |
4 | 10120330201100 |
5 | 122323220313 |
6 | 11150311532 |
7 | 1552666544 |
oct | 430744120 |
9 | 163521312 |
10 | 73648208 |
11 | 38632a97 |
12 | 207b85a8 |
13 | 1234822a |
14 | 9ad1a24 |
15 | 66eba58 |
hex | 463c850 |
73648208 has 20 divisors (see below), whose sum is σ = 148898208. Its totient is φ = 35222880.
The previous prime is 73648181. The next prime is 73648213. The reversal of 73648208 is 80284637.
It is a super-2 number, since 2×736482082 = 10848117083222528, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99698 + ... + 100433.
Almost surely, 273648208 is an apocalyptic number.
It is an amenable number.
73648208 is an abundant number, since it is smaller than the sum of its proper divisors (75250000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73648208 is a wasteful number, since it uses less digits than its factorization.
73648208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200162 (or 200156 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The square root of 73648208 is about 8581.8534128707. The cubic root of 73648208 is about 419.1672995198.
The spelling of 73648208 in words is "seventy-three million, six hundred forty-eight thousand, two hundred eight".
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