Base | Representation |
---|---|
bin | 11000001000011… |
… | …101000011110000 |
3 | 1001012211111100111 |
4 | 120020131003300 |
5 | 1312121304420 |
6 | 104101431104 |
7 | 13014222100 |
oct | 3010350360 |
9 | 1035744314 |
10 | 404869360 |
11 | 1985a1385 |
12 | b370b494 |
13 | 65b57a8c |
14 | 3bab1200 |
15 | 2582645a |
hex | 1821d0f0 |
404869360 has 120 divisors (see below), whose sum is σ = 1103032080. Its totient is φ = 137797632.
The previous prime is 404869351. The next prime is 404869379. The reversal of 404869360 is 63968404.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 701392 + ... + 701968.
It is an arithmetic number, because the mean of its divisors is an integer number (9191934).
Almost surely, 2404869360 is an apocalyptic number.
404869360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 404869360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551516040).
404869360 is an abundant number, since it is smaller than the sum of its proper divisors (698162720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404869360 is a wasteful number, since it uses less digits than its factorization.
404869360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 783 (or 770 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 40.
The square root of 404869360 is about 20121.3657588147. The cubic root of 404869360 is about 739.7840616587.
The spelling of 404869360 in words is "four hundred four million, eight hundred sixty-nine thousand, three hundred sixty".
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