Base | Representation |
---|---|
bin | 11000001000001… |
… | …011101100000000 |
3 | 1001012200212202020 |
4 | 120020023230000 |
5 | 1312112020313 |
6 | 104100121440 |
7 | 13013504463 |
oct | 3010135400 |
9 | 1035625666 |
10 | 404798208 |
11 | 198552981 |
12 | b3696280 |
13 | 65b31589 |
14 | 3ba932da |
15 | 25810323 |
hex | 1820bb00 |
404798208 has 36 divisors (see below), whose sum is σ = 1077355608. Its totient is φ = 134932480.
The previous prime is 404798179. The next prime is 404798209. The reversal of 404798208 is 802897404.
It is a super-2 number, since 2×4047982082 = 327723178400022528, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 404798208.
It is not an unprimeable number, because it can be changed into a prime (404798209) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262773 + ... + 264308.
Almost surely, 2404798208 is an apocalyptic number.
404798208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
404798208 is an abundant number, since it is smaller than the sum of its proper divisors (672557400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404798208 is an equidigital number, since it uses as much as digits as its factorization.
404798208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527100 (or 527086 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 404798208 is about 20119.5976102903. The cubic root of 404798208 is about 739.7407224119.
The spelling of 404798208 in words is "four hundred four million, seven hundred ninety-eight thousand, two hundred eight".
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