Base | Representation |
---|---|
bin | 10000111111000… |
… | …111010111000000 |
3 | 201212020111222201 |
4 | 100333013113000 |
5 | 1040423340142 |
6 | 44140042544 |
7 | 10030203304 |
oct | 2077072700 |
9 | 655214881 |
10 | 284980672 |
11 | 136956219 |
12 | 7b533454 |
13 | 4706c722 |
14 | 29bc3d04 |
15 | 1a043ab7 |
hex | 10fc75c0 |
284980672 has 28 divisors (see below), whose sum is σ = 590098896. Its totient is φ = 136294400.
The previous prime is 284980621. The next prime is 284980711. The reversal of 284980672 is 276089482.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95329 + ... + 98272.
Almost surely, 2284980672 is an apocalyptic number.
It is an amenable number.
284980672 is an abundant number, since it is smaller than the sum of its proper divisors (305118224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
284980672 is a wasteful number, since it uses less digits than its factorization.
284980672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193636 (or 193626 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 46.
The square root of 284980672 is about 16881.3705604729. The cubic root of 284980672 is about 658.0695596311.
It can be divided in two parts, 2849 and 80672, that added together give a 4-th power (83521 = 174).
The spelling of 284980672 in words is "two hundred eighty-four million, nine hundred eighty thousand, six hundred seventy-two".
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