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53503330080 = 2535111465271
BaseRepresentation
bin110001110101000011…
…000000011100100000
312010002201221210000210
4301311003000130200
51334033323030310
640325030014120
73602601542034
oct616503003440
9163081853023
1053503330080
1120766264872
12a4521a7340
135078803cc5
142837b181c4
1515d220d820
hexc750c0720

53503330080 has 48 divisors (see below), whose sum is σ = 168535491264. Its totient is φ = 14267554560.

The previous prime is 53503330073. The next prime is 53503330103. The reversal of 53503330080 is 8003330535.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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, 55732156 + ... + 55733115.

It is an arithmetic number, because the mean of its divisors is an integer number (3511156068).

Almost surely, 253503330080 is an apocalyptic number.

It is an amenable number.

53503330080 is an abundant number, since it is smaller than the sum of its proper divisors (115032161184).

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

53503330080 is a wasteful number, since it uses less digits than its factorization.

53503330080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111465289 (or 111465281 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 53503330080 in words is "fifty-three billion, five hundred three million, three hundred thirty thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 111465271 222930542 334395813 445861084 557326355 668791626 891722168 1114652710 1337583252 1671979065 1783444336 2229305420 2675166504 3343958130 3566888672 4458610840 5350333008 6687916260 8917221680 10700666016 13375832520 17834443360 26751665040 53503330080