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1048141 = 3133811
BaseRepresentation
bin11111111111001001101
31222020210001
43333321031
5232020031
634244301
711623543
oct3777115
91866701
101048141
11656536
12426691
132a9103
141d3d93
1515a861
hexffe4d

1048141 has 4 divisors (see below), whose sum is σ = 1081984. Its totient is φ = 1014300.

The previous prime is 1048139. The next prime is 1048189. The reversal of 1048141 is 1418401.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1418401 = 2515651.

It is a cyclic number.

It is not a de Polignac number, because 1048141 - 21 = 1048139 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 (1040141) 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, 16875 + ... + 16936.

It is an arithmetic number, because the mean of its divisors is an integer number (270496).

21048141 is an apocalyptic number.

1048141 is the 648-th centered pentagonal number.

It is an amenable number.

1048141 is a deficient number, since it is larger than the sum of its proper divisors (33843).

1048141 is an equidigital number, since it uses as much as digits as its factorization.

1048141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33842.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1048141 is about 1023.7875756230. The cubic root of 1048141 is about 101.5796167285.

The spelling of 1048141 in words is "one million, forty-eight thousand, one hundred forty-one".

Divisors: 1 31 33811 1048141