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4788388085 = 513538211693
BaseRepresentation
bin1000111010110100…
…10000000011110101
3110100201012022120212
410131122100003311
534301311404320
62111051435205
7226442425055
oct43532200365
913321168525
104788388085
112037a13928
12b17755b05
135b406a140
14335d39565
151d05a69c5
hex11d6900f5

4788388085 has 32 divisors (see below), whose sum is σ = 6316234848. Its totient is φ = 3463050240.

The previous prime is 4788388069. The next prime is 4788388103. The reversal of 4788388085 is 5808838874.

4788388085 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 2093428516 + 2694959569 = 45754^2 + 51913^2 .

It is not a de Polignac number, because 4788388085 - 24 = 4788388069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2827499 + ... + 2829191.

It is an arithmetic number, because the mean of its divisors is an integer number (197382339).

Almost surely, 24788388085 is an apocalyptic number.

It is an amenable number.

4788388085 is a deficient number, since it is larger than the sum of its proper divisors (1527846763).

4788388085 is a wasteful number, since it uses less digits than its factorization.

4788388085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585.

The product of its (nonzero) digits is 13762560, while the sum is 59.

The square root of 4788388085 is about 69198.1797809740. The cubic root of 4788388085 is about 1685.5039727343.

The spelling of 4788388085 in words is "four billion, seven hundred eighty-eight million, three hundred eighty-eight thousand, eighty-five".

Divisors: 1 5 13 53 65 265 689 821 1693 3445 4105 8465 10673 22009 43513 53365 89729 110045 217565 448645 565669 1166477 1389953 2828345 5832385 6949765 18069389 73667509 90346945 368337545 957677617 4788388085