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52404410000 = 24545240441
BaseRepresentation
bin110000110011100010…
…111101011010010000
312000021011010212002002
4300303202331122100
51324311012110000
640024012213132
73533426064305
oct606342753220
9160234125062
1052404410000
1120251a17958
12a1a616a1a8
134c31c40a37
142771bbb0ac
15156a9dc8d5
hexc338bd690

52404410000 has 50 divisors (see below), whose sum is σ = 126876341262. Its totient is φ = 20961760000.

The previous prime is 52404409973. The next prime is 52404410011. The reversal of 52404410000 is 1440425.

It can be written as a sum of positive squares in 5 ways, for example, as 25145079184 + 27259330816 = 158572^2 + 165104^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 2610221 + ... + 2630220.

Almost surely, 252404410000 is an apocalyptic number.

52404410000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52404410000 is an abundant number, since it is smaller than the sum of its proper divisors (74471931262).

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

52404410000 is an equidigital number, since it uses as much as digits as its factorization.

52404410000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240469 (or 5240448 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 52404410000 its reverse (1440425), we get a palindrome (52405850425).

The spelling of 52404410000 in words is "fifty-two billion, four hundred four million, four hundred ten thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 5240441 10480882 20961764 26202205 41923528 52404410 83847056 104808820 131011025 209617640 262022050 419235280 524044100 655055125 1048088200 1310110250 2096176400 2620220500 3275275625 5240441000 6550551250 10480882000 13101102500 26202205000 52404410000