Base | Representation |
---|---|
bin | 1100011100100… |
… | …01010111000100 |
3 | 21021110021221101 |
4 | 12032101113010 |
5 | 203211420140 |
6 | 14205425444 |
7 | 2405265031 |
oct | 616212704 |
9 | 237407841 |
10 | 104404420 |
11 | 53a2a64a |
12 | 2ab6b284 |
13 | 18826483 |
14 | dc1a388 |
15 | 927499a |
hex | 63915c4 |
104404420 has 48 divisors (see below), whose sum is σ = 223082496. Its totient is φ = 41040000.
The previous prime is 104404403. The next prime is 104404423. The reversal of 104404420 is 24404401.
It is not an unprimeable number, because it can be changed into a prime (104404423) 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, 546525 + ... + 546715.
It is an arithmetic number, because the mean of its divisors is an integer number (4647552).
Almost surely, 2104404420 is an apocalyptic number.
104404420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
104404420 is an abundant number, since it is smaller than the sum of its proper divisors (118678076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104404420 is a wasteful number, since it uses less digits than its factorization.
104404420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 532 (or 530 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 104404420 is about 10217.8481100474. The cubic root of 104404420 is about 470.8757175583.
Subtracting from 104404420 its sum of digits (19), we obtain a palindrome (104404401).
Adding to 104404420 its reverse (24404401), we get a palindrome (128808821).
The spelling of 104404420 in words is "one hundred four million, four hundred four thousand, four hundred twenty".
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