Base | Representation |
---|---|
bin | 10000111011111… |
… | …000010001010000 |
3 | 201210122102102102 |
4 | 100323320101100 |
5 | 1040214214212 |
6 | 44105535532 |
7 | 10020041303 |
oct | 2073702120 |
9 | 653572372 |
10 | 284132432 |
11 | 1364269a1 |
12 | 7b1a45a8 |
13 | 46b335cc |
14 | 29a42b3a |
15 | 19e275c2 |
hex | 10ef8450 |
284132432 has 40 divisors (see below), whose sum is σ = 577891584. Its totient is φ = 135073664.
The previous prime is 284132423. The next prime is 284132447. The reversal of 284132432 is 234231482.
It is a junction number, because it is equal to n+sod(n) for n = 284132395 and 284132404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61433 + ... + 65895.
Almost surely, 2284132432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 284132432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288945792).
284132432 is an abundant number, since it is smaller than the sum of its proper divisors (293759152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
284132432 is a wasteful number, since it uses less digits than its factorization.
284132432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4667 (or 4661 counting only the distinct ones).
The product of its digits is 9216, while the sum is 29.
The square root of 284132432 is about 16856.2282851176. The cubic root of 284132432 is about 657.4159999095.
The spelling of 284132432 in words is "two hundred eighty-four million, one hundred thirty-two thousand, four hundred thirty-two".
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