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4984542580 = 2251621153749
BaseRepresentation
bin1001010010001101…
…00001010101110100
3110212101021222222011
410221012201111310
540202020330310
62142340014004
7234343625053
oct45106412564
913771258864
104984542580
11212870a686
12b71391304
136158a8ca4
14353dda39a
151e290178a
hex1291a1574

4984542580 has 24 divisors (see below), whose sum is σ = 10474065000. Its totient is φ = 1992574080.

The previous prime is 4984542557. The next prime is 4984542581. The reversal of 4984542580 is 852454894.

It can be written as a sum of positive squares in 4 ways, for example, as 586995984 + 4397546596 = 24228^2 + 66314^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4984542581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44455 + ... + 109294.

It is an arithmetic number, because the mean of its divisors is an integer number (436419375).

Almost surely, 24984542580 is an apocalyptic number.

It is an amenable number.

4984542580 is an abundant number, since it is smaller than the sum of its proper divisors (5489522420).

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

4984542580 is a wasteful number, since it uses less digits than its factorization.

4984542580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155379 (or 155377 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 49.

The square root of 4984542580 is about 70601.2930476489. The cubic root of 4984542580 is about 1708.2120066020.

The spelling of 4984542580 in words is "four billion, nine hundred eighty-four million, five hundred forty-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 1621 3242 6484 8105 16210 32420 153749 307498 614996 768745 1537490 3074980 249227129 498454258 996908516 1246135645 2492271290 4984542580