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49989606 = 2333125171
BaseRepresentation
bin1011111010110…
…0011111100110
310111001201211220
42332230133212
5100244131411
64543241210
71144622202
oct276543746
9114051756
1049989606
1126243a27
12148a9206
13a483764
1468d3b02
1545c6b06
hex2fac7e6

49989606 has 16 divisors (see below), whose sum is σ = 100285248. Its totient is φ = 16612200.

The previous prime is 49989593. The next prime is 49989631. The reversal of 49989606 is 60698994.

It is a congruent number.

It is an unprimeable number.

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, 10600 + ... + 14571.

It is an arithmetic number, because the mean of its divisors is an integer number (6267828).

Almost surely, 249989606 is an apocalyptic number.

49989606 is an abundant number, since it is smaller than the sum of its proper divisors (50295642).

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

49989606 is a wasteful number, since it uses less digits than its factorization.

49989606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25507.

The product of its (nonzero) digits is 839808, while the sum is 51.

The square root of 49989606 is about 7070.3328068769. The cubic root of 49989606 is about 368.3776202127.

The spelling of 49989606 in words is "forty-nine million, nine hundred eighty-nine thousand, six hundred six".

Divisors: 1 2 3 6 331 662 993 1986 25171 50342 75513 151026 8331601 16663202 24994803 49989606