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52856380983 = 37232910735267
BaseRepresentation
bin110001001110011111…
…000101111000110111
312001102122121100201010
4301032133011320313
51331222213142413
640140515403303
73550554553050
oct611637057067
9161378540633
1052856380983
112046405a39a
12a2b15b3533
134ca477a8a3
1427b5c2d727
151595519dc3
hexc4e7c5e37

52856380983 has 64 divisors (see below), whose sum is σ = 87758069760. Its totient is φ = 27632744832.

The previous prime is 52856380933. The next prime is 52856381021. The reversal of 52856380983 is 38908365825.

It is not a de Polignac number, because 52856380983 - 26 = 52856380919 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52856380933) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1481116 + ... + 1516382.

It is an arithmetic number, because the mean of its divisors is an integer number (1371219840).

Almost surely, 252856380983 is an apocalyptic number.

52856380983 is a deficient number, since it is larger than the sum of its proper divisors (34901688777).

52856380983 is a wasteful number, since it uses less digits than its factorization.

52856380983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35436.

The product of its (nonzero) digits is 12441600, while the sum is 57.

The spelling of 52856380983 in words is "fifty-two billion, eight hundred fifty-six million, three hundred eighty thousand, nine hundred eighty-three".

Divisors: 1 3 7 21 23 29 69 87 107 161 203 321 483 609 667 749 2001 2247 2461 3103 4669 7383 9309 14007 17227 21721 35267 51681 65163 71369 105801 214107 246869 499583 740607 811141 1022743 1498749 2433423 3068229 3773569 5677987 7159201 11320707 17033961 21477603 23523089 26414983 70569267 79244949 86792087 109433501 164661623 260376261 328300503 493984869 607544609 766034507 1822633827 2298103521 2516970523 7550911569 17618793661 52856380983