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54216260 = 22572711429
BaseRepresentation
bin1100111011010…
…0011001000100
310210000110201122
43032310121010
5102334410020
65214013112
71225554620
oct316643104
9123013648
1054216260
112867052a
12161a7198
13b303537
1472b4180
154b5e125
hex33b4644

54216260 has 48 divisors (see below), whose sum is σ = 130690560. Its totient is φ = 18506880.

The previous prime is 54216259. The next prime is 54216263. The reversal of 54216260 is 6261245.

It is not an unprimeable number, because it can be changed into a prime (54216263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37226 + ... + 38654.

It is an arithmetic number, because the mean of its divisors is an integer number (2722720).

Almost surely, 254216260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54216260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65345280).

54216260 is an abundant number, since it is smaller than the sum of its proper divisors (76474300).

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

54216260 is a wasteful number, since it uses less digits than its factorization.

54216260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716 (or 1714 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 54216260 is about 7363.1691546507. The cubic root of 54216260 is about 378.4802179352.

The spelling of 54216260 in words is "fifty-four million, two hundred sixteen thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 271 542 1084 1355 1429 1897 2710 2858 3794 5420 5716 7145 7588 9485 10003 14290 18970 20006 28580 37940 40012 50015 100030 200060 387259 774518 1549036 1936295 2710813 3872590 5421626 7745180 10843252 13554065 27108130 54216260