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52001453130 = 23511315083231
BaseRepresentation
bin110000011011100001…
…110011010001001010
311222020001220112011120
4300123201303101022
51322444333000010
635520015340110
73520434026034
oct603341632112
9158201815146
1052001453130
1120065512450
12a0b3221636
134b99605613
142734486c54
151545442e70
hexc1b87344a

52001453130 has 64 divisors (see below), whose sum is σ = 140541198336. Its totient is φ = 12199752000.

The previous prime is 52001453093. The next prime is 52001453137. The reversal of 52001453130 is 3135410025.

It is a super-2 number, since 2×520014531302 (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 52001453130.

It is not an unprimeable number, because it can be changed into a prime (52001453137) 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, 2531386 + ... + 2551845.

It is an arithmetic number, because the mean of its divisors is an integer number (2195956224).

Almost surely, 252001453130 is an apocalyptic number.

52001453130 is an abundant number, since it is smaller than the sum of its proper divisors (88539745206).

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

52001453130 is a wasteful number, since it uses less digits than its factorization.

52001453130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083283.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 52001453130 its reverse (3135410025), we get a palindrome (55136863155).

The spelling of 52001453130 in words is "fifty-two billion, one million, four hundred fifty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 31 33 55 62 66 93 110 155 165 186 310 330 341 465 682 930 1023 1705 2046 3410 5115 10230 5083231 10166462 15249693 25416155 30499386 50832310 55915541 76248465 111831082 152496930 157580161 167746623 279577705 315160322 335493246 472740483 559155410 787900805 838733115 945480966 1575801610 1677466230 1733381771 2363702415 3466763542 4727404830 5200145313 8666908855 10400290626 17333817710 26000726565 52001453130