Search a number
-
+
1040032141 = 1093795093
BaseRepresentation
bin111101111111011…
…010000110001101
32200111000002212221
4331333122012031
54112222012031
6251111255341
734526061451
oct7577320615
92614002787
101040032141
114940865a5
1225037a551
13137615545
149c1ac661
156148ca11
hex3dfda18d

1040032141 has 4 divisors (see below), whose sum is σ = 1040138172. Its totient is φ = 1039926112.

The previous prime is 1040032139. The next prime is 1040032151. The reversal of 1040032141 is 1412300401.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1412300401 = 2864349307.

It can be written as a sum of positive squares in 2 ways, for example, as 484440100 + 555592041 = 22010^2 + 23571^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040032141 - 21 = 1040032139 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 (1040032151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36610 + ... + 58483.

It is an arithmetic number, because the mean of its divisors is an integer number (260034543).

Almost surely, 21040032141 is an apocalyptic number.

It is an amenable number.

1040032141 is a deficient number, since it is larger than the sum of its proper divisors (106031).

1040032141 is an equidigital number, since it uses as much as digits as its factorization.

1040032141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106030.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1040032141 is about 32249.5293143947. The cubic root of 1040032141 is about 1013.1698408782.

Adding to 1040032141 its reverse (1412300401), we get a palindrome (2452332542).

The spelling of 1040032141 in words is "one billion, forty million, thirty-two thousand, one hundred forty-one".

Divisors: 1 10937 95093 1040032141