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54672041 = 71976039
BaseRepresentation
bin1101000010001…
…1101010101001
310210212121221102
43100203222221
5102444001131
65231451145
71232463464
oct320435251
9123777842
1054672041
1128951a06
1216386ab5
13b432b28
1473922db
154bee1cb
hex3423aa9

54672041 has 4 divisors (see below), whose sum is σ = 54748800. Its totient is φ = 54595284.

The previous prime is 54671909. The next prime is 54672053. The reversal of 54672041 is 14027645.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14027645 = 52805529.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54672041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54671995 and 54672013.

It is not an unprimeable number, because it can be changed into a prime (54672641) 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, 37301 + ... + 38738.

It is an arithmetic number, because the mean of its divisors is an integer number (13687200).

Almost surely, 254672041 is an apocalyptic number.

It is an amenable number.

54672041 is a deficient number, since it is larger than the sum of its proper divisors (76759).

54672041 is an equidigital number, since it uses as much as digits as its factorization.

54672041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76758.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 54672041 is about 7394.0544358288. The cubic root of 54672041 is about 379.5378523013.

Adding to 54672041 its reverse (14027645), we get a palindrome (68699686).

The spelling of 54672041 in words is "fifty-four million, six hundred seventy-two thousand, forty-one".

Divisors: 1 719 76039 54672041