Base | Representation |
---|---|
bin | 1100011100110… |
… | …10001001100100 |
3 | 21021112010022201 |
4 | 12032122021210 |
5 | 203214043140 |
6 | 14210304244 |
7 | 2405505010 |
oct | 616321144 |
9 | 237463281 |
10 | 104440420 |
11 | 53a546a7 |
12 | 2ab88084 |
13 | 18839986 |
14 | dc29540 |
15 | 928049a |
hex | 639a264 |
104440420 has 48 divisors (see below), whose sum is σ = 251274240. Its totient is φ = 35720064.
The previous prime is 104440411. The next prime is 104440423. The reversal of 104440420 is 24044401.
It is not an unprimeable number, because it can be changed into a prime (104440423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84366 + ... + 85594.
It is an arithmetic number, because the mean of its divisors is an integer number (5234880).
Almost surely, 2104440420 is an apocalyptic number.
104440420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
104440420 is an abundant number, since it is smaller than the sum of its proper divisors (146833820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104440420 is a wasteful number, since it uses less digits than its factorization.
104440420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1852 (or 1850 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 104440420 is about 10219.6095815838. The cubic root of 104440420 is about 470.9298326932.
Adding to 104440420 its reverse (24044401), we get a palindrome (128484821).
The spelling of 104440420 in words is "one hundred four million, four hundred forty thousand, four hundred twenty".
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