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887201 = 7126743
BaseRepresentation
bin11011000100110100001
31200002000022
43120212201
5211342301
631003225
710353410
oct3304641
91602008
10887201
11556627
12369515
13250a93
14191477
15127d1b
hexd89a1

887201 has 4 divisors (see below), whose sum is σ = 1013952. Its totient is φ = 760452.

The previous prime is 887191. The next prime is 887203. The reversal of 887201 is 102788.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 887201 - 210 = 886177 is a prime.

It is a super-2 number, since 2×8872012 = 1574251228802, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (887203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63365 + ... + 63378.

It is an arithmetic number, because the mean of its divisors is an integer number (253488).

2887201 is an apocalyptic number.

It is an amenable number.

887201 is a deficient number, since it is larger than the sum of its proper divisors (126751).

887201 is a wasteful number, since it uses less digits than its factorization.

887201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126750.

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 887201 is about 941.9134779798. The cubic root of 887201 is about 96.0890738664.

Adding to 887201 its reverse (102788), we get a palindrome (989989).

The spelling of 887201 in words is "eight hundred eighty-seven thousand, two hundred one".

Divisors: 1 7 126743 887201