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54160009 = 236138603
BaseRepresentation
bin1100111010011…
…0101010001001
310202220121120021
43032212222021
5102331110014
65212500441
71225231621
oct316465211
9122817507
1054160009
1128632242
121617a721
13b2b3a57
14729b881
154b4c624
hex33a6a89

54160009 has 8 divisors (see below), whose sum is σ = 57442752. Its totient is φ = 50954640.

The previous prime is 54160003. The next prime is 54160021. The reversal of 54160009 is 90006145.

54160009 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 cyclic number.

It is not a de Polignac number, because 54160009 - 27 = 54159881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54160003) 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 7 ways as a sum of consecutive naturals, for example, 17899 + ... + 20704.

It is an arithmetic number, because the mean of its divisors is an integer number (7180344).

Almost surely, 254160009 is an apocalyptic number.

It is an amenable number.

54160009 is a deficient number, since it is larger than the sum of its proper divisors (3282743).

54160009 is a wasteful number, since it uses less digits than its factorization.

54160009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38687.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 54160009 is about 7359.3484086568. The cubic root of 54160009 is about 378.3492777710.

The spelling of 54160009 in words is "fifty-four million, one hundred sixty thousand, nine".

Divisors: 1 23 61 1403 38603 887869 2354783 54160009