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54218179360 = 255338863621
BaseRepresentation
bin110010011111101001…
…111100001100100000
312011221120001212220001
4302133221330030200
51342014323214420
640524003425344
73626401630522
oct623751741440
9164846055801
1054218179360
1120aa28266a4
12a611685254
135160942247
1428a4a39a12
151624d65b0a
hexc9fa7c320

54218179360 has 24 divisors (see below), whose sum is σ = 128090449116. Its totient is φ = 21687271680.

The previous prime is 54218179331. The next prime is 54218179447. The reversal of 54218179360 is 6397181245.

54218179360 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 2 ways, for example, as 53836992784 + 381186576 = 232028^2 + 19524^2 .

It is a super-2 number, since 2×542181793602 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54218179360.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169431651 + ... + 169431970.

It is a 1-persistent number, because it is pandigital, but 2⋅54218179360 = 108436358720 is not.

Almost surely, 254218179360 is an apocalyptic number.

It is an amenable number.

54218179360 is an abundant number, since it is smaller than the sum of its proper divisors (73872269756).

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

54218179360 is a wasteful number, since it uses less digits than its factorization.

54218179360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338863636 (or 338863628 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 54218179360 in words is "fifty-four billion, two hundred eighteen million, one hundred seventy-nine thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 338863621 677727242 1355454484 1694318105 2710908968 3388636210 5421817936 6777272420 10843635872 13554544840 27109089680 54218179360