Base | Representation |
---|---|
bin | 11000000101011… |
… | …101110101000000 |
3 | 1001011100200220010 |
4 | 120011131311000 |
5 | 1311421223310 |
6 | 104032544520 |
7 | 13004450346 |
oct | 3005356500 |
9 | 1034320803 |
10 | 404086080 |
11 | 198106942 |
12 | b33b2140 |
13 | 659423b8 |
14 | 3b949996 |
15 | 2571e320 |
hex | 1815dd40 |
404086080 has 112 divisors (see below), whose sum is σ = 1338827904. Its totient is φ = 103065600.
The previous prime is 404086069. The next prime is 404086121. The reversal of 404086080 is 80680404.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12930 + ... + 31230.
Almost surely, 2404086080 is an apocalyptic number.
404086080 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 404086080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669413952).
404086080 is an abundant number, since it is smaller than the sum of its proper divisors (934741824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404086080 is a wasteful number, since it uses less digits than its factorization.
404086080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18344 (or 18334 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 404086080 is about 20101.8924482249. The cubic root of 404086080 is about 739.3066795680.
The spelling of 404086080 in words is "four hundred four million, eighty-six thousand, eighty".
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