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48847885 = 517619421
BaseRepresentation
bin1011101001010…
…1110000001101
310101220201200221
42322111300031
5100001113020
64502551341
71132125442
oct272256015
9111821627
1048847885
1125634159
1214438551
13a173b98
1466b79c9
15444d6aa
hex2e95c0d

48847885 has 16 divisors (see below), whose sum is σ = 63089712. Its totient is φ = 36172800.

The previous prime is 48847859. The next prime is 48847901. The reversal of 48847885 is 58874884.

It is a happy number.

48847885 is digitally balanced in base 2, 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 8 ways, for example, as 4678569 + 44169316 = 2163^2 + 6646^2 .

It is not a de Polignac number, because 48847885 - 29 = 48847373 is a prime.

It is a super-2 number, since 2×488478852 = 4772231737946450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475 + ... + 9895.

It is an arithmetic number, because the mean of its divisors is an integer number (3943107).

Almost surely, 248847885 is an apocalyptic number.

It is an amenable number.

48847885 is a deficient number, since it is larger than the sum of its proper divisors (14241827).

48847885 is a wasteful number, since it uses less digits than its factorization.

48847885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9504.

The product of its digits is 2293760, while the sum is 52.

The square root of 48847885 is about 6989.1261971723. The cubic root of 48847885 is about 365.5515150244.

It can be divided in two parts, 4884 and 7885, that added together give a square (12769 = 1132).

The spelling of 48847885 in words is "forty-eight million, eight hundred forty-seven thousand, eight hundred eighty-five".

Divisors: 1 5 17 61 85 305 1037 5185 9421 47105 160157 574681 800785 2873405 9769577 48847885