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1041242 = 2520621
BaseRepresentation
bin11111110001101011010
31221220022112
43332031122
5231304432
634152322
711564456
oct3761532
91856275
101041242
11651334
124226a2
132a5c27
141d1666
151587b2
hexfe35a

1041242 has 4 divisors (see below), whose sum is σ = 1561866. Its totient is φ = 520620.

The previous prime is 1041241. The next prime is 1041253. The reversal of 1041242 is 2421401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2421401 = 4195779.

It can be written as a sum of positive squares in only one way, i.e., 811801 + 229441 = 901^2 + 479^2 .

It is not an unprimeable number, because it can be changed into a prime (1041241) 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 as a sum of consecutive naturals, namely, 260309 + ... + 260312.

21041242 is an apocalyptic number.

1041242 is a deficient number, since it is larger than the sum of its proper divisors (520624).

1041242 is an equidigital number, since it uses as much as digits as its factorization.

1041242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520623.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1041242 is about 1020.4126616227. The cubic root of 1041242 is about 101.3562558754.

Adding to 1041242 its reverse (2421401), we get a palindrome (3462643).

The spelling of 1041242 in words is "one million, forty-one thousand, two hundred forty-two".

Divisors: 1 2 520621 1041242