Search a number
-
+
54000451 = 196014729
BaseRepresentation
bin1100110111111…
…1101101000011
310202121111200201
43031333231003
5102311003301
65205230031
71223665501
oct315775503
9122544621
1054000451
112853337a
1216102317
13b25923b
147259671
154b1a201
hex337fb43

54000451 has 8 divisors (see below), whose sum is σ = 56949200. Its totient is φ = 51062400.

The previous prime is 54000383. The next prime is 54000461. The reversal of 54000451 is 15400045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54000451 - 211 = 53998403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54000461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9055 + ... + 13783.

It is an arithmetic number, because the mean of its divisors is an integer number (7118650).

Almost surely, 254000451 is an apocalyptic number.

54000451 is a deficient number, since it is larger than the sum of its proper divisors (2948749).

54000451 is a wasteful number, since it uses less digits than its factorization.

54000451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 54000451 is about 7348.4999149486. The cubic root of 54000451 is about 377.9773672329.

Adding to 54000451 its reverse (15400045), we get a palindrome (69400496).

The spelling of 54000451 in words is "fifty-four million, four hundred fifty-one", and thus it is an aban number.

Divisors: 1 19 601 4729 11419 89851 2842129 54000451