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54032041 = 77718863
BaseRepresentation
bin1100111000011…
…1011010101001
310202200010000201
43032013122221
5102313011131
65210032201
71224156550
oct316073251
9122603021
1054032041
1128555088
1216118661
13b26a72b
147266d97
154b24761
hex33876a9

54032041 has 4 divisors (see below), whose sum is σ = 61750912. Its totient is φ = 46313172.

The previous prime is 54032009. The next prime is 54032051. The reversal of 54032041 is 14023045.

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 54032041 - 25 = 54032009 is a prime.

It is a super-3 number, since 3×540320413 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54032051) 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, 3859425 + ... + 3859438.

It is an arithmetic number, because the mean of its divisors is an integer number (15437728).

Almost surely, 254032041 is an apocalyptic number.

It is an amenable number.

54032041 is a deficient number, since it is larger than the sum of its proper divisors (7718871).

54032041 is an equidigital number, since it uses as much as digits as its factorization.

54032041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7718870.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 54032041 is about 7350.6490189642. The cubic root of 54032041 is about 378.0510578363.

Adding to 54032041 its reverse (14023045), we get a palindrome (68055086).

The spelling of 54032041 in words is "fifty-four million, thirty-two thousand, forty-one".

Divisors: 1 7 7718863 54032041