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50117076309 = 379541390877
BaseRepresentation
bin101110101011001101…
…011110010101010101
311210100202010021010110
4232223031132111111
51310114432420214
635005022513233
73422643056046
oct565315362525
9153322107113
1050117076309
111a288868233
129868135819
1349590b1c51
1425d60c88cd
151484cbe159
hexbab35e555

50117076309 has 16 divisors (see below), whose sum is σ = 67793880320. Its totient is φ = 32927394240.

The previous prime is 50117076307. The next prime is 50117076323. The reversal of 50117076309 is 90367071105.

It is not a de Polignac number, because 50117076309 - 21 = 50117076307 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 (50117076307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67222 + ... + 323655.

It is an arithmetic number, because the mean of its divisors is an integer number (4237117520).

Almost surely, 250117076309 is an apocalyptic number.

It is an amenable number.

50117076309 is a deficient number, since it is larger than the sum of its proper divisors (17676804011).

50117076309 is a wasteful number, since it uses less digits than its factorization.

50117076309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391500.

The product of its (nonzero) digits is 39690, while the sum is 39.

The spelling of 50117076309 in words is "fifty billion, one hundred seventeen million, seventy-six thousand, three hundred nine".

Divisors: 1 3 79 237 541 1623 42739 128217 390877 1172631 30879283 92637849 211464457 634393371 16705692103 50117076309