Base | Representation |
---|---|
bin | 1100000001010… |
… | …00111010100101 |
3 | 21000201201222020 |
4 | 12000220322211 |
5 | 201303042020 |
6 | 14001053353 |
7 | 2333022411 |
oct | 600507245 |
9 | 230651866 |
10 | 100830885 |
11 | 51a09811 |
12 | 29927259 |
13 | 17b74a5c |
14 | d569d41 |
15 | 8cbac40 |
hex | 6028ea5 |
100830885 has 16 divisors (see below), whose sum is σ = 163541184. Its totient is φ = 53039232.
The previous prime is 100830871. The next prime is 100830887. The reversal of 100830885 is 588038001.
It is not a de Polignac number, because 100830885 - 24 = 100830869 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100830887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44947 + ... + 47136.
It is an arithmetic number, because the mean of its divisors is an integer number (10221324).
Almost surely, 2100830885 is an apocalyptic number.
100830885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
100830885 is a deficient number, since it is larger than the sum of its proper divisors (62710299).
100830885 is an equidigital number, since it uses as much as digits as its factorization.
100830885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92164.
The product of its (nonzero) digits is 7680, while the sum is 33.
The square root of 100830885 is about 10041.4583104248. The cubic root of 100830885 is about 465.4408814263.
Adding to 100830885 its reverse (588038001), we get a palindrome (688868886).
The spelling of 100830885 in words is "one hundred million, eight hundred thirty thousand, eight hundred eighty-five".
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