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54123041 = 77731863
BaseRepresentation
bin1100111001110…
…1101000100001
310202211201212002
43032131220201
5102323414131
65212013345
71225016060
oct316355041
9122751762
1054123041
1128607495
1216161255
13b29cc8b
14728c1d7
154b416cb
hex339da21

54123041 has 4 divisors (see below), whose sum is σ = 61854912. Its totient is φ = 46391172.

The previous prime is 54123031. The next prime is 54123049. The reversal of 54123041 is 14032145.

54123041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54123041 - 210 = 54122017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54123049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3865925 + ... + 3865938.

It is an arithmetic number, because the mean of its divisors is an integer number (15463728).

Almost surely, 254123041 is an apocalyptic number.

It is an amenable number.

54123041 is a deficient number, since it is larger than the sum of its proper divisors (7731871).

54123041 is an equidigital number, since it uses as much as digits as its factorization.

54123041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7731870.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 54123041 is about 7356.8363445166. The cubic root of 54123041 is about 378.2631748826.

Adding to 54123041 its reverse (14032145), we get a palindrome (68155186).

The spelling of 54123041 in words is "fifty-four million, one hundred twenty-three thousand, forty-one".

Divisors: 1 7 7731863 54123041