Base | Representation |
---|---|
bin | 1100110011010… |
… | …00101010000111 |
3 | 21111001122101010 |
4 | 12121220222013 |
5 | 204442232211 |
6 | 14353333303 |
7 | 2442513141 |
oct | 631505207 |
9 | 244048333 |
10 | 107383431 |
11 | 55684841 |
12 | 2bb67233 |
13 | 1932a3bc |
14 | 10393c91 |
15 | 96624a6 |
hex | 6668a87 |
107383431 has 8 divisors (see below), whose sum is σ = 143229184. Its totient is φ = 71563320.
The previous prime is 107383429. The next prime is 107383439. The reversal of 107383431 is 134383701.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 107383431 - 21 = 107383429 is a prime.
It is a super-4 number, since 4×1073834314 (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (107383439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7980 + ... + 16686.
It is an arithmetic number, because the mean of its divisors is an integer number (17903648).
Almost surely, 2107383431 is an apocalyptic number.
107383431 is a deficient number, since it is larger than the sum of its proper divisors (35845753).
107383431 is an equidigital number, since it uses as much as digits as its factorization.
107383431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12821.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 107383431 is about 10362.5976955588. The cubic root of 107383431 is about 475.3123426769.
The spelling of 107383431 in words is "one hundred seven million, three hundred eighty-three thousand, four hundred thirty-one".
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