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54135454 = 2173315619
BaseRepresentation
bin1100111010000…
…0101010011110
310202212100212211
43032200222132
5102324313304
65212151034
71225100212
oct316405236
9122770784
1054135454
112861584a
121616847a
13b2a5819
147292942
154b45204
hex33a0a9e

54135454 has 8 divisors (see below), whose sum is σ = 81255240. Its totient is φ = 27050376.

The previous prime is 54135449. The next prime is 54135467. The reversal of 54135454 is 45453145.

It is a happy number.

54135454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×541354542 = 5861294759572232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 4344 + ... + 11275.

It is an arithmetic number, because the mean of its divisors is an integer number (10156905).

Almost surely, 254135454 is an apocalyptic number.

54135454 is a deficient number, since it is larger than the sum of its proper divisors (27119786).

54135454 is a wasteful number, since it uses less digits than its factorization.

54135454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17354.

The product of its digits is 24000, while the sum is 31.

The square root of 54135454 is about 7357.6799332398. The cubic root of 54135454 is about 378.2920906136.

Adding to 54135454 its reverse (45453145), we get a palindrome (99588599).

The spelling of 54135454 in words is "fifty-four million, one hundred thirty-five thousand, four hundred fifty-four".

Divisors: 1 2 1733 3466 15619 31238 27067727 54135454