Base | Representation |
---|---|
bin | 1011100001110000111111 |
3 | 12200112020202 |
4 | 23201300333 |
5 | 1233200022 |
6 | 144434115 |
7 | 34454111 |
oct | 13416077 |
9 | 5615222 |
10 | 3021887 |
11 | 1784430 |
12 | 101893b |
13 | 81a5cb |
14 | 5893b1 |
15 | 3ea592 |
hex | 2e1c3f |
3021887 has 8 divisors (see below), whose sum is σ = 3410640. Its totient is φ = 2652160.
The previous prime is 3021883. The next prime is 3021913. The reversal of 3021887 is 7881203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3021887 - 22 = 3021883 is a prime.
It is a super-3 number, since 3×30218873 = 82785812555058933309, which contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3021881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4418 + ... + 5055.
It is an arithmetic number, because the mean of its divisors is an integer number (426330).
Almost surely, 23021887 is an apocalyptic number.
3021887 is a deficient number, since it is larger than the sum of its proper divisors (388753).
3021887 is a wasteful number, since it uses less digits than its factorization.
3021887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9513.
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 3021887 is about 1738.3575581565. The cubic root of 3021887 is about 144.5748465832.
The spelling of 3021887 in words is "three million, twenty-one thousand, eight hundred eighty-seven".
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