Base | Representation |
---|---|
bin | 1100011010011… |
… | …00010001100100 |
3 | 21020220220202210 |
4 | 12031030101210 |
5 | 203123341234 |
6 | 14155403420 |
7 | 2403006030 |
oct | 615142144 |
9 | 236826683 |
10 | 104121444 |
11 | 53856a89 |
12 | 2aa53570 |
13 | 1875772b |
14 | db851c0 |
15 | 921abe9 |
hex | 634c464 |
104121444 has 48 divisors (see below), whose sum is σ = 292275200. Its totient is φ = 28182816.
The previous prime is 104121443. The next prime is 104121469. The reversal of 104121444 is 444121401.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 104121444.
It is not an unprimeable number, because it can be changed into a prime (104121443) 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, 31024 + ... + 34215.
Almost surely, 2104121444 is an apocalyptic number.
104121444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
104121444 is an abundant number, since it is smaller than the sum of its proper divisors (188153756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104121444 is a wasteful number, since it uses less digits than its factorization.
104121444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65272 (or 65270 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 21.
The square root of 104121444 is about 10203.9915719291. The cubic root of 104121444 is about 470.4499147308.
Adding to 104121444 its reverse (444121401), we get a palindrome (548242845).
The spelling of 104121444 in words is "one hundred four million, one hundred twenty-one thousand, four hundred forty-four".
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