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49928937 = 3113147283
BaseRepresentation
bin1011111001110…
…1101011101001
310110221122121220
42332131223221
5100240211222
64542052253
71144250262
oct276355351
9113848556
1049928937
1126202393
121487a089
13a461c66
1468b9969
1545b3b5c
hex2f9dae9

49928937 has 8 divisors (see below), whose sum is σ = 67161504. Its totient is φ = 32991168.

The previous prime is 49928933. The next prime is 49928951. The reversal of 49928937 is 73982994.

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

It is not a de Polignac number, because 49928937 - 22 = 49928933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49928937.

It is not an unprimeable number, because it can be changed into a prime (49928933) 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, 73303 + ... + 73980.

It is an arithmetic number, because the mean of its divisors is an integer number (8395188).

Almost surely, 249928937 is an apocalyptic number.

It is an amenable number.

49928937 is a deficient number, since it is larger than the sum of its proper divisors (17232567).

49928937 is a wasteful number, since it uses less digits than its factorization.

49928937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147399.

The product of its digits is 979776, while the sum is 51.

The square root of 49928937 is about 7066.0411122495. The cubic root of 49928937 is about 368.2285348932.

The spelling of 49928937 in words is "forty-nine million, nine hundred twenty-eight thousand, nine hundred thirty-seven".

Divisors: 1 3 113 339 147283 441849 16642979 49928937