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2287141 = 5034547
BaseRepresentation
bin1000101110011000100101
311022012100221
420232120211
51041142031
6121004341
725304023
oct10563045
94265327
102287141
1113223aa
129236b1
1362104c
14437713
15302a11
hex22e625

2287141 has 4 divisors (see below), whose sum is σ = 2292192. Its totient is φ = 2282092.

The previous prime is 2287133. The next prime is 2287171. The reversal of 2287141 is 1417822.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 2287141 - 23 = 2287133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2287111) 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, 1771 + ... + 2776.

It is an arithmetic number, because the mean of its divisors is an integer number (573048).

22287141 is an apocalyptic number.

It is an amenable number.

2287141 is a deficient number, since it is larger than the sum of its proper divisors (5051).

2287141 is an equidigital number, since it uses as much as digits as its factorization.

2287141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050.

The product of its digits is 896, while the sum is 25.

The square root of 2287141 is about 1512.3296598295. The cubic root of 2287141 is about 131.7541528984.

The spelling of 2287141 in words is "two million, two hundred eighty-seven thousand, one hundred forty-one".

Divisors: 1 503 4547 2287141