Base | Representation |
---|---|
bin | 10000111100000… |
… | …010001000000001 |
3 | 201210201110210120 |
4 | 100330002020001 |
5 | 1040222012201 |
6 | 44110450453 |
7 | 10020300063 |
oct | 2074021001 |
9 | 653643716 |
10 | 284172801 |
11 | 136454260 |
12 | 7b203a29 |
13 | 46b48ab3 |
14 | 29a53733 |
15 | 19e34536 |
hex | 10f02201 |
284172801 has 8 divisors (see below), whose sum is σ = 413342304. Its totient is φ = 172225920.
The previous prime is 284172793. The next prime is 284172809. The reversal of 284172801 is 108271482.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (284172793) and next prime (284172809).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 284172801 - 23 = 284172793 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 8611297 = 284172801 / (2 + 8 + 4 + 1 + 7 + 2 + 8 + 0 + 1).
It is not an unprimeable number, because it can be changed into a prime (284172809) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4305616 + ... + 4305681.
It is an arithmetic number, because the mean of its divisors is an integer number (51667788).
Almost surely, 2284172801 is an apocalyptic number.
It is an amenable number.
284172801 is a deficient number, since it is larger than the sum of its proper divisors (129169503).
284172801 is a wasteful number, since it uses less digits than its factorization.
284172801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8611311.
The product of its (nonzero) digits is 7168, while the sum is 33.
The square root of 284172801 is about 16857.4256931478. The cubic root of 284172801 is about 657.4471332435.
The spelling of 284172801 in words is "two hundred eighty-four million, one hundred seventy-two thousand, eight hundred one".
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