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5042141 = 13387857
BaseRepresentation
bin10011001110111111011101
3100111011111222
4103032333131
52242322031
6300023125
760600056
oct23167735
910434458
105042141
112934265
121831aa5
131077020
1495372d
15698e7b
hex4cefdd

5042141 has 4 divisors (see below), whose sum is σ = 5430012. Its totient is φ = 4654272.

The previous prime is 5042131. The next prime is 5042171. The reversal of 5042141 is 1412405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1412405 = 5282481.

It can be written as a sum of positive squares in 2 ways, for example, as 674041 + 4368100 = 821^2 + 2090^2 .

It is a cyclic number.

It is not a de Polignac number, because 5042141 - 218 = 4779997 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 (5042111) 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, 193916 + ... + 193941.

It is an arithmetic number, because the mean of its divisors is an integer number (1357503).

Almost surely, 25042141 is an apocalyptic number.

It is an amenable number.

5042141 is a deficient number, since it is larger than the sum of its proper divisors (387871).

5042141 is a wasteful number, since it uses less digits than its factorization.

5042141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387870.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 5042141 is about 2245.4712200338. The cubic root of 5042141 is about 171.4766519567.

Adding to 5042141 its reverse (1412405), we get a palindrome (6454546).

The spelling of 5042141 in words is "five million, forty-two thousand, one hundred forty-one".

Divisors: 1 13 387857 5042141