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54275605 = 545723753
BaseRepresentation
bin1100111100001…
…0111000010101
310210010111010121
43033002320111
5102343304410
65215151541
71226222626
oct317027025
9123114117
1054275605
112870107a
12162155b1
13b324557
1472cba4d
154b719da
hex33c2e15

54275605 has 8 divisors (see below), whose sum is σ = 65275992. Its totient is φ = 43323648.

The previous prime is 54275597. The next prime is 54275621. The reversal of 54275605 is 50657245.

54275605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19158129 + 35117476 = 4377^2 + 5926^2 .

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 54275605 - 23 = 54275597 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 9592 + ... + 14161.

It is an arithmetic number, because the mean of its divisors is an integer number (8159499).

Almost surely, 254275605 is an apocalyptic number.

It is an amenable number.

54275605 is a deficient number, since it is larger than the sum of its proper divisors (11000387).

54275605 is a wasteful number, since it uses less digits than its factorization.

54275605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24215.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 54275605 is about 7367.1979069386. The cubic root of 54275605 is about 378.6182621203.

The spelling of 54275605 in words is "fifty-four million, two hundred seventy-five thousand, six hundred five".

Divisors: 1 5 457 2285 23753 118765 10855121 54275605