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52811998248 = 2333759472971
BaseRepresentation
bin110001001011110101…
…110010010000101000
312001022120002111001010
4301023311302100220
51331124332420443
640132252223520
73546505402242
oct611365622050
9161276074033
1052811998248
1120440aa5a49
12a29a76aba0
134c9850b209
1427add99092
15159169e733
hexc4bd72428

52811998248 has 32 divisors (see below), whose sum is σ = 135598376160. Its totient is φ = 17128215360.

The previous prime is 52811998237. The next prime is 52811998313. The reversal of 52811998248 is 84289911825.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29735598 + ... + 29737373.

It is an arithmetic number, because the mean of its divisors is an integer number (4237449255).

Almost surely, 252811998248 is an apocalyptic number.

It is an amenable number.

52811998248 is an abundant number, since it is smaller than the sum of its proper divisors (82786377912).

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

52811998248 is a wasteful number, since it uses less digits than its factorization.

52811998248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59473017 (or 59473013 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 57.

The spelling of 52811998248 in words is "fifty-two billion, eight hundred eleven million, nine hundred ninety-eight thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 59472971 118945942 178418913 237891884 356837826 475783768 713675652 1427351304 2200499927 4400999854 6601499781 8801999708 13202999562 17603999416 26405999124 52811998248