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52812700411680 = 253251116719964881
BaseRepresentation
bin11000000001000011010100…
…01111110110011100100000
320220222211210220012121122100
430000201222033312130200
523410240402301133210
6304153453012410400
714060406643432416
oct1400415217663440
9226884726177570
1052812700411680
1115911816615970
125b0b556616a00
1323612a72200c1
14d082110812b6
15618ba5e045c0
hex30086a3f6720

52812700411680 has 288 divisors, whose sum is σ = 197784579178368. Its totient is φ = 12726413107200.

The previous prime is 52812700411663. The next prime is 52812700411741. The reversal of 52812700411680 is 8611400721825.

52812700411680 is a `hidden beast` number, since 5 + 281 + 270 + 0 + 41 + 1 + 68 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7337161 + ... + 12627720.

It is an arithmetic number, because the mean of its divisors is an integer number (686752011036).

Almost surely, 252812700411680 is an apocalyptic number.

It is an amenable number.

52812700411680 is an abundant number, since it is smaller than the sum of its proper divisors (144971878766688).

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

52812700411680 is a wasteful number, since it uses less digits than its factorization.

52812700411680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19965080 (or 19965069 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 52812700411680 in words is "fifty-two trillion, eight hundred twelve billion, seven hundred million, four hundred eleven thousand, six hundred eighty".