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93807982142 = 27191133120899
BaseRepresentation
bin101011101011101100…
…1000011011000111110
322222010122021020120222
41113113121003120332
53014104320412032
6111032250341342
76530435456210
oct1272731033076
9288118236528
1093807982142
1136869184476
121622012a852
138acca22954
14477c94a5b0
152690822a12
hex15d764363e

93807982142 has 32 divisors (see below), whose sum is σ = 170775648000. Its totient is φ = 37750382208.

The previous prime is 93807982129. The next prime is 93807982187. The reversal of 93807982142 is 24128970839.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1530392 + ... + 1590507.

It is an arithmetic number, because the mean of its divisors is an integer number (5336739000).

Almost surely, 293807982142 is an apocalyptic number.

93807982142 is a deficient number, since it is larger than the sum of its proper divisors (76967665858).

93807982142 is a wasteful number, since it uses less digits than its factorization.

93807982142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121040.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 93807982142 in words is "ninety-three billion, eight hundred seven million, nine hundred eighty-two thousand, one hundred forty-two".

Divisors: 1 2 7 14 19 38 113 133 226 266 791 1582 2147 4294 15029 30058 3120899 6241798 21846293 43692586 59297081 118594162 352661587 415079567 705323174 830159134 2468631109 4937262218 6700570153 13401140306 46903991071 93807982142