Base | Representation |
---|---|
bin | 10000111000010… |
… | …110010111101010 |
3 | 201201220102011120 |
4 | 100320112113222 |
5 | 1040000112041 |
6 | 44034040110 |
7 | 10006135545 |
oct | 2070262752 |
9 | 651812146 |
10 | 283207146 |
11 | 1359547a2 |
12 | 7aa19036 |
13 | 4689b3c1 |
14 | 2988185c |
15 | 19ce3366 |
hex | 10e165ea |
283207146 has 16 divisors (see below), whose sum is σ = 567084000. Its totient is φ = 94290768.
The previous prime is 283207123. The next prime is 283207151. The reversal of 283207146 is 641702382.
283207146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22321 + ... + 32628.
It is an arithmetic number, because the mean of its divisors is an integer number (35442750).
Almost surely, 2283207146 is an apocalyptic number.
283207146 is an abundant number, since it is smaller than the sum of its proper divisors (283876854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
283207146 is a wasteful number, since it uses less digits than its factorization.
283207146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55813.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 283207146 is about 16828.7594908240. The cubic root of 283207146 is about 656.7015920453.
The spelling of 283207146 in words is "two hundred eighty-three million, two hundred seven thousand, one hundred forty-six".
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