Base | Representation |
---|---|
bin | 1011111011111… |
… | …00011011011110 |
3 | 20222101211211110 |
4 | 11331330123132 |
5 | 201112440012 |
6 | 13534002450 |
7 | 2324020551 |
oct | 575743336 |
9 | 228354743 |
10 | 100124382 |
11 | 51576a26 |
12 | 29646426 |
13 | 179882c7 |
14 | d424698 |
15 | 8bcb73c |
hex | 5f7c6de |
100124382 has 64 divisors (see below), whose sum is σ = 218972160. Its totient is φ = 30432864.
The previous prime is 100124369. The next prime is 100124383. The reversal of 100124382 is 283421001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100124383) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 278719 + ... + 279077.
It is an arithmetic number, because the mean of its divisors is an integer number (3421440).
Almost surely, 2100124382 is an apocalyptic number.
100124382 is an abundant number, since it is smaller than the sum of its proper divisors (118847778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100124382 is a wasteful number, since it uses less digits than its factorization.
100124382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 477.
The product of its (nonzero) digits is 384, while the sum is 21.
The square root of 100124382 is about 10006.2171673415. The cubic root of 100124382 is about 464.3512469955.
Adding to 100124382 its reverse (283421001), we get a palindrome (383545383).
The spelling of 100124382 in words is "one hundred million, one hundred twenty-four thousand, three hundred eighty-two".
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