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49930117 = 181311887
BaseRepresentation
bin1011111001110…
…1111110000101
310110221201020121
42332131332011
5100240230432
64542101541
71144253566
oct276357605
9113851217
1049930117
1126203266
121487a8b1
13a462663
1468ba16d
1545b4197
hex2f9df85

49930117 has 8 divisors (see below), whose sum is σ = 50424192. Its totient is φ = 49438800.

The previous prime is 49930109. The next prime is 49930123. The reversal of 49930117 is 71103994.

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 49930117 - 23 = 49930109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49930417) 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, 55848 + ... + 56734.

It is an arithmetic number, because the mean of its divisors is an integer number (6303024).

Almost surely, 249930117 is an apocalyptic number.

It is an amenable number.

49930117 is a deficient number, since it is larger than the sum of its proper divisors (494075).

49930117 is a wasteful number, since it uses less digits than its factorization.

49930117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 49930117 is about 7066.1246097136. The cubic root of 49930117 is about 368.2314357244.

The spelling of 49930117 in words is "forty-nine million, nine hundred thirty thousand, one hundred seventeen".

Divisors: 1 181 311 887 56291 160547 275857 49930117