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4805995985280 = 2732572195571609
BaseRepresentation
bin100010111101111101110…
…1011101111100110000000
3122000110010010100001102200
41011323323223233212000
51112220134433012110
614115502153113200
71004136026562600
oct105737353574600
918013103301380
104805995985280
1115932364948a6
126575263b8800
1328b285066699
1412887bb4ac00
15850358906c0
hex45efbaef980

4805995985280 has 1152 divisors, whose sum is σ = 20370407148000. Its totient is φ = 1038182842368.

The previous prime is 4805995985233. The next prime is 4805995985317. The reversal of 4805995985280 is 825895995084.

4805995985280 is a `hidden beast` number, since 4 + 8 + 0 + 5 + 9 + 9 + 5 + 98 + 528 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a super-3 number, since 3×48059959852803 (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 4805995985199 and 4805995985208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2986945116 + ... + 2986946724.

Almost surely, 24805995985280 is an apocalyptic number.

4805995985280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4805995985280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10185203574000).

4805995985280 is an abundant number, since it is smaller than the sum of its proper divisors (15564411162720).

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

4805995985280 is a wasteful number, since it uses less digits than its factorization.

4805995985280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2202 counting only the distinct ones).

The product of its (nonzero) digits is 373248000, while the sum is 72.

The spelling of 4805995985280 in words is "four trillion, eight hundred five billion, nine hundred ninety-five million, nine hundred eighty-five thousand, two hundred eighty".