Base | Representation |
---|---|
bin | 101000101111110… |
… | …111110101101100 |
3 | 1202122101102012112 |
4 | 220233313311230 |
5 | 2400002404444 |
6 | 151500423152 |
7 | 22640554031 |
oct | 5057676554 |
9 | 1678342175 |
10 | 683638124 |
11 | 320994494 |
12 | 170b47ab8 |
13 | ab830c00 |
14 | 66b19388 |
15 | 4003e69e |
hex | 28bf7d6c |
683638124 has 36 divisors (see below), whose sum is σ = 1323098784. Its totient is φ = 308797632.
The previous prime is 683638099. The next prime is 683638157. The reversal of 683638124 is 421836386.
It is a happy number.
It is a super-2 number, since 2×6836381242 = 934722169172478752, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21014 + ... + 42530.
It is an arithmetic number, because the mean of its divisors is an integer number (36752744).
Almost surely, 2683638124 is an apocalyptic number.
It is an amenable number.
683638124 is a deficient number, since it is larger than the sum of its proper divisors (639460660).
683638124 is a wasteful number, since it uses less digits than its factorization.
683638124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21594 (or 21579 counting only the distinct ones).
The product of its digits is 165888, while the sum is 41.
The square root of 683638124 is about 26146.4744086081. The cubic root of 683638124 is about 880.9314019313.
The spelling of 683638124 in words is "six hundred eighty-three million, six hundred thirty-eight thousand, one hundred twenty-four".
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