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52420501133 = 7111354839551
BaseRepresentation
bin110000110100100000…
…010101111010001101
312000022021102100221222
4300310200111322031
51324324122014013
640025345133125
73534012623240
oct606440257215
9160267370858
1052420501133
1120260008410
12a1ab62a1a5
134c35385c10
142773da9257
15156c11a508
hexc34815e8d

52420501133 has 32 divisors (see below), whose sum is σ = 70402977792. Its totient is φ = 37694232000.

The previous prime is 52420501109. The next prime is 52420501139. The reversal of 52420501133 is 33110502425.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52420501133 - 210 = 52420500109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52420501139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5483708 + ... + 5493258.

It is an arithmetic number, because the mean of its divisors is an integer number (2200093056).

Almost surely, 252420501133 is an apocalyptic number.

It is an amenable number.

52420501133 is a deficient number, since it is larger than the sum of its proper divisors (17982476659).

52420501133 is a wasteful number, since it uses less digits than its factorization.

52420501133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15065.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 52420501133 in words is "fifty-two billion, four hundred twenty million, five hundred one thousand, one hundred thirty-three".

Divisors: 1 7 11 13 77 91 143 1001 5483 9551 38381 60313 66857 71279 105061 124163 422191 498953 735427 784069 869141 1365793 5488483 9560551 52368133 366576931 576049463 680785729 4032346241 4765500103 7488643019 52420501133