Search a number
-
+
54497041 = 371472893
BaseRepresentation
bin1100111111100…
…0111100010001
310210112201212221
43033320330101
5102422401131
65224021041
71231134334
oct317707421
9123481787
1054497041
1128842485
1216301781
13b3a1291
14734861b
154bb7411
hex33f8f11

54497041 has 4 divisors (see below), whose sum is σ = 55969972. Its totient is φ = 53024112.

The previous prime is 54497033. The next prime is 54497059. The reversal of 54497041 is 14079445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14079445 = 52815889.

It can be written as a sum of positive squares in 2 ways, for example, as 36857041 + 17640000 = 6071^2 + 4200^2 .

It is a cyclic number.

It is not a de Polignac number, because 54497041 - 23 = 54497033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54496988 and 54497006.

It is not an unprimeable number, because it can be changed into a prime (54497011) 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, 736410 + ... + 736483.

It is an arithmetic number, because the mean of its divisors is an integer number (13992493).

Almost surely, 254497041 is an apocalyptic number.

It is an amenable number.

54497041 is a deficient number, since it is larger than the sum of its proper divisors (1472931).

54497041 is a wasteful number, since it uses less digits than its factorization.

54497041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472930.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 54497041 is about 7382.2111186283. The cubic root of 54497041 is about 379.1324646094.

The spelling of 54497041 in words is "fifty-four million, four hundred ninety-seven thousand, forty-one".

Divisors: 1 37 1472893 54497041