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54818041 = 163336307
BaseRepresentation
bin1101000100011…
…1010011111001
310211011001012211
43101013103321
5103013134131
65234535121
71233642235
oct321072371
9124131184
1054818041
1128a41673
12164374a1
13b484415
1473cd5c5
154c2c5b1
hex34474f9

54818041 has 4 divisors (see below), whose sum is σ = 55154512. Its totient is φ = 54481572.

The previous prime is 54818017. The next prime is 54818069. The reversal of 54818041 is 14081845.

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.

It is a cyclic number.

It is not a de Polignac number, because 54818041 - 27 = 54817913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54817994 and 54818012.

It is not an unprimeable number, because it can be changed into a prime (54818341) 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, 167991 + ... + 168316.

It is an arithmetic number, because the mean of its divisors is an integer number (13788628).

Almost surely, 254818041 is an apocalyptic number.

It is an amenable number.

54818041 is a deficient number, since it is larger than the sum of its proper divisors (336471).

54818041 is a wasteful number, since it uses less digits than its factorization.

54818041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336470.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 54818041 is about 7403.9206505743. The cubic root of 54818041 is about 379.8754000537.

Adding to 54818041 its reverse (14081845), we get a palindrome (68899886).

The spelling of 54818041 in words is "fifty-four million, eight hundred eighteen thousand, forty-one".

Divisors: 1 163 336307 54818041