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48828557780 = 22510927182651
BaseRepresentation
bin101101011110011010…
…001010100111010100
311200000221112201222222
4231132122022213110
51300000102322110
634233113241512
73346005615212
oct553632124724
9150027481888
1048828557780
11197874a2192
129568703298
1347b2166c52
142512d15cb2
15140baeac55
hexb5e68a9d4

48828557780 has 48 divisors (see below), whose sum is σ = 103863809280. Its totient is φ = 19280592000.

The previous prime is 48828557741. The next prime is 48828557783. The reversal of 48828557780 is 8775582884.

It is a super-3 number, since 3×488285577803 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48828557783) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 549455 + ... + 632105.

It is an arithmetic number, because the mean of its divisors is an integer number (2163829360).

Almost surely, 248828557780 is an apocalyptic number.

It is an amenable number.

48828557780 is an abundant number, since it is smaller than the sum of its proper divisors (55035251500).

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

48828557780 is a wasteful number, since it uses less digits than its factorization.

48828557780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83040 (or 83038 counting only the distinct ones).

The product of its (nonzero) digits is 40140800, while the sum is 62.

The spelling of 48828557780 in words is "forty-eight billion, eight hundred twenty-eight million, five hundred fifty-seven thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 109 218 271 436 542 545 1084 1090 1355 2180 2710 5420 29539 59078 82651 118156 147695 165302 295390 330604 413255 590780 826510 1653020 9008959 18017918 22398421 36035836 44796842 45044795 89593684 90089590 111992105 180179180 223984210 447968420 2441427889 4882855778 9765711556 12207139445 24414278890 48828557780