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54160986 = 2311839887
BaseRepresentation
bin1100111010011…
…0111001011010
310202220122220110
43032212321122
5102331122421
65212505150
71225234515
oct316467132
9122818813
1054160986
1128632a50
121617b1b6
13b2b4329
14729bd7c
154b4ca76
hex33a6e5a

54160986 has 32 divisors (see below), whose sum is σ = 119605248. Its totient is φ = 16213040.

The previous prime is 54160969. The next prime is 54160993. The reversal of 54160986 is 68906145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535 + ... + 10421.

It is an arithmetic number, because the mean of its divisors is an integer number (3737664).

Almost surely, 254160986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54160986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59802624).

54160986 is an abundant number, since it is smaller than the sum of its proper divisors (65444262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54160986 is a wasteful number, since it uses less digits than its factorization.

54160986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9986.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 54160986 is about 7359.4147865167. The cubic root of 54160986 is about 378.3515527892.

The spelling of 54160986 in words is "fifty-four million, one hundred sixty thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 11 22 33 66 83 166 249 498 913 1826 2739 5478 9887 19774 29661 59322 108757 217514 326271 652542 820621 1641242 2461863 4923726 9026831 18053662 27080493 54160986