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49168648113 = 3133140668857
BaseRepresentation
bin101101110010101011…
…100000011110110001
311200220122111010020020
4231302223200132301
51301144133214423
634330542434053
73360305420214
oct556253403661
9150818433206
1049168648113
1119941469082
129642592929
134837760730
14254616377b
15142b8c84e3
hexb72ae07b1

49168648113 has 16 divisors (see below), whose sum is σ = 72878593536. Its totient is φ = 29281576320.

The previous prime is 49168648093. The next prime is 49168648163. The reversal of 49168648113 is 31184686194.

It is not a de Polignac number, because 49168648113 - 216 = 49168582577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49168648163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20333220 + ... + 20335637.

It is an arithmetic number, because the mean of its divisors is an integer number (4554912096).

Almost surely, 249168648113 is an apocalyptic number.

It is an amenable number.

49168648113 is a deficient number, since it is larger than the sum of its proper divisors (23709945423).

49168648113 is a wasteful number, since it uses less digits than its factorization.

49168648113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40668904.

The product of its digits is 995328, while the sum is 51.

The spelling of 49168648113 in words is "forty-nine billion, one hundred sixty-eight million, six hundred forty-eight thousand, one hundred thirteen".

Divisors: 1 3 13 31 39 93 403 1209 40668857 122006571 528695141 1260734567 1586085423 3782203701 16389549371 49168648113