Base | Representation |
---|---|
bin | 11011000111111… |
… | …111101110101110 |
3 | 1011201022111121100 |
4 | 123013333232232 |
5 | 1413000042003 |
6 | 113053543530 |
7 | 14164060260 |
oct | 3307775656 |
9 | 1151274540 |
10 | 455080878 |
11 | 213976aaa |
12 | 1084a4ba6 |
13 | 73388535 |
14 | 44621b30 |
15 | 29e43ba3 |
hex | 1b1ffbae |
455080878 has 48 divisors (see below), whose sum is σ = 1135779840. Its totient is φ = 128994768.
The previous prime is 455080859. The next prime is 455080891. The reversal of 455080878 is 878080554.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1783 + ... + 30221.
It is an arithmetic number, because the mean of its divisors is an integer number (23662080).
Almost surely, 2455080878 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 455080878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567889920).
455080878 is an abundant number, since it is smaller than the sum of its proper divisors (680698962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455080878 is a wasteful number, since it uses less digits than its factorization.
455080878 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28581 (or 28578 counting only the distinct ones).
The product of its (nonzero) digits is 358400, while the sum is 45.
The square root of 455080878 is about 21332.6247330234. The cubic root of 455080878 is about 769.1827377614.
The spelling of 455080878 in words is "four hundred fifty-five million, eighty thousand, eight hundred seventy-eight".
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