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54227771 = 1325716231
BaseRepresentation
bin1100111011011…
…1001100111011
310210001001111222
43032313030323
5102340242041
65214142255
71225633313
oct316671473
9123031458
1054227771
1128679144
12161b198b
13b308850
1472b8443
154b6274b
hex33b733b

54227771 has 8 divisors (see below), whose sum is σ = 58629984. Its totient is φ = 49858560.

The previous prime is 54227743. The next prime is 54227783. The reversal of 54227771 is 17772245.

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 54227771 - 214 = 54211387 is a prime.

It is a super-2 number, since 2×542277712 = 5881302295256882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54227731) 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, 4775 + ... + 11456.

It is an arithmetic number, because the mean of its divisors is an integer number (7328748).

Almost surely, 254227771 is an apocalyptic number.

54227771 is a deficient number, since it is larger than the sum of its proper divisors (4402213).

54227771 is a wasteful number, since it uses less digits than its factorization.

54227771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16501.

The product of its digits is 27440, while the sum is 35.

The square root of 54227771 is about 7363.9507738713. The cubic root of 54227771 is about 378.5070018895.

The spelling of 54227771 in words is "fifty-four million, two hundred twenty-seven thousand, seven hundred seventy-one".

Divisors: 1 13 257 3341 16231 211003 4171367 54227771