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2185093 = 4674679
BaseRepresentation
bin1000010101011110000101
311010000101101
420111132011
51024410333
6114500101
724400351
oct10253605
94100341
102185093
111262769
12894631
135b6771
1440c461
152d267d
hex215785

2185093 has 4 divisors (see below), whose sum is σ = 2190240. Its totient is φ = 2179948.

The previous prime is 2185091. The next prime is 2185103. The reversal of 2185093 is 3905812.

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 2185093 - 21 = 2185091 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 (2185091) 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, 1873 + ... + 2806.

It is an arithmetic number, because the mean of its divisors is an integer number (547560).

22185093 is an apocalyptic number.

It is an amenable number.

2185093 is a deficient number, since it is larger than the sum of its proper divisors (5147).

2185093 is an equidigital number, since it uses as much as digits as its factorization.

2185093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5146.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 2185093 is about 1478.2060072940. The cubic root of 2185093 is about 129.7647223739.

The spelling of 2185093 in words is "two million, one hundred eighty-five thousand, ninety-three".

Divisors: 1 467 4679 2185093