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2842053 = 3947351
BaseRepresentation
bin1010110101110111000101
312100101120020
422311313011
51211421203
6140525353
733104604
oct12656705
95311506
102842053
111671305
12b50859
137867b6
1453da3b
153b2153
hex2b5dc5

2842053 has 4 divisors (see below), whose sum is σ = 3789408. Its totient is φ = 1894700.

The previous prime is 2842033. The next prime is 2842061. The reversal of 2842053 is 3502482.

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 2842053 - 26 = 2841989 is a prime.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2842033) 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 3 ways as a sum of consecutive naturals, for example, 473673 + ... + 473678.

It is an arithmetic number, because the mean of its divisors is an integer number (947352).

22842053 is an apocalyptic number.

It is an amenable number.

2842053 is a deficient number, since it is larger than the sum of its proper divisors (947355).

2842053 is an equidigital number, since it uses as much as digits as its factorization.

2842053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947354.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2842053 is about 1685.8389602806. The cubic root of 2842053 is about 141.6480904516.

The spelling of 2842053 in words is "two million, eight hundred forty-two thousand, fifty-three".

Divisors: 1 3 947351 2842053