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54012041 = 192842739
BaseRepresentation
bin1100111000001…
…0100010001001
310202122002120222
43032002202021
5102311341131
65205355425
71224044336
oct316024211
9122562528
1054012041
1128541056
1216108b75
13b2615b5
14725d98d
154b1d87b
hex3382889

54012041 has 4 divisors (see below), whose sum is σ = 56854800. Its totient is φ = 51169284.

The previous prime is 54012037. The next prime is 54012059. The reversal of 54012041 is 14021045.

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: 14021045 = 52804209.

It is a cyclic number.

It is not a de Polignac number, because 54012041 - 22 = 54012037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54012011) 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, 1421351 + ... + 1421388.

It is an arithmetic number, because the mean of its divisors is an integer number (14213700).

Almost surely, 254012041 is an apocalyptic number.

It is an amenable number.

54012041 is a deficient number, since it is larger than the sum of its proper divisors (2842759).

54012041 is a wasteful number, since it uses less digits than its factorization.

54012041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842758.

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

The square root of 54012041 is about 7349.2884689608. The cubic root of 54012041 is about 378.0044067868.

Adding to 54012041 its reverse (14021045), we get a palindrome (68033086).

The spelling of 54012041 in words is "fifty-four million, twelve thousand, forty-one".

Divisors: 1 19 2842739 54012041