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49885693 = 1113348851
BaseRepresentation
bin1011111001001…
…1000111111101
310110212110022021
42332103013331
5100232320233
64541120141
71144010224
oct276230775
9113773267
1049885693
1126182950
1214859051
13a448380
1468a7cbb
1545a5e2d
hex2f931fd

49885693 has 8 divisors (see below), whose sum is σ = 58607136. Its totient is φ = 41862000.

The previous prime is 49885687. The next prime is 49885699. The reversal of 49885693 is 39658894.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (49885687) and next prime (49885699).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49885693 - 29 = 49885181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49885693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49885699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174283 + ... + 174568.

It is an arithmetic number, because the mean of its divisors is an integer number (7325892).

Almost surely, 249885693 is an apocalyptic number.

It is an amenable number.

49885693 is a deficient number, since it is larger than the sum of its proper divisors (8721443).

49885693 is a wasteful number, since it uses less digits than its factorization.

49885693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348875.

The product of its digits is 1866240, while the sum is 52.

The square root of 49885693 is about 7062.9804615332. The cubic root of 49885693 is about 368.1221952623.

The spelling of 49885693 in words is "forty-nine million, eight hundred eighty-five thousand, six hundred ninety-three".

Divisors: 1 11 13 143 348851 3837361 4535063 49885693