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48408685 = 5132961421
BaseRepresentation
bin1011100010101…
…0100001101101
310101002102020021
42320222201231
544343034220
64445322141
71125316123
oct270524155
9111072207
1048408685
1125364186
1214266351
13a04bcc0
146601913
1543b34aa
hex2e2a86d

48408685 has 32 divisors (see below), whose sum is σ = 65933280. Its totient is φ = 33868800.

The previous prime is 48408683. The next prime is 48408697. The reversal of 48408685 is 58680484.

48408685 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 16 ways, for example, as 45118089 + 3290596 = 6717^2 + 1814^2 .

It is not a de Polignac number, because 48408685 - 21 = 48408683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48408683) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 114775 + ... + 115195.

It is an arithmetic number, because the mean of its divisors is an integer number (2060415).

Almost surely, 248408685 is an apocalyptic number.

It is an amenable number.

48408685 is a deficient number, since it is larger than the sum of its proper divisors (17524595).

48408685 is a wasteful number, since it uses less digits than its factorization.

48408685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 245760, while the sum is 43.

The square root of 48408685 is about 6957.6350148596. The cubic root of 48408685 is about 364.4526354997.

The spelling of 48408685 in words is "forty-eight million, four hundred eight thousand, six hundred eighty-five".

Divisors: 1 5 13 29 61 65 145 305 377 421 793 1769 1885 2105 3965 5473 8845 12209 22997 25681 27365 61045 114985 128405 158717 333853 744749 793585 1669265 3723745 9681737 48408685