12,367

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Number

$12 \, 367$ (twelve thousand, three hundred and sixty-seven) is:

$83 \times 149$

The index of the $1$st harmonic number to be greater than $10$:

$H_{12 \, 367} = \ds \sum_{k \mathop = 1}^{12 \, 367} \frac 1 k \approx 10 \cdotp 00004 \, 30083$

Also see

• First Harmonic Number to exceed 10

Sources

• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $272,400,600$