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2293285 = 53371361
BaseRepresentation
bin1000101111111000100101
311022111210111
420233320211
51041341120
6121053021
725330651
oct10577045
94274714
102293285
111326a85
12927171
13623a97
14439a61
1530475a
hex22fe25

2293285 has 8 divisors (see below), whose sum is σ = 2762136. Its totient is φ = 1827840.

The previous prime is 2293273. The next prime is 2293301. The reversal of 2293285 is 5823922.

It can be written as a sum of positive squares in 4 ways, for example, as 1089 + 2292196 = 33^2 + 1514^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2293285 - 27 = 2293157 is a prime.

It is a Duffinian number.

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, 1005 + ... + 2365.

It is an arithmetic number, because the mean of its divisors is an integer number (345267).

22293285 is an apocalyptic number.

It is an amenable number.

2293285 is a deficient number, since it is larger than the sum of its proper divisors (468851).

2293285 is a wasteful number, since it uses less digits than its factorization.

2293285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703.

The product of its digits is 8640, while the sum is 31.

The square root of 2293285 is about 1514.3596006233. The cubic root of 2293285 is about 131.8720254939.

The spelling of 2293285 in words is "two million, two hundred ninety-three thousand, two hundred eighty-five".

Divisors: 1 5 337 1361 1685 6805 458657 2293285