222 = 109 + 112 Numbers that are the sum of 2 successive primes.
222 = 1 + 2 + 3 × 45 + 67 + 8 + 9
222 = 9 + 87 + 6 × 5 × 4 + 3 + 2 + 1
222 = −0^0 + 1^7 + 2^8 − 3^9 + 4^5 + 5^6 + 6^1 + 7^4 + 8^3 + 9^2
222 divides 73^2 - 1.
222 = (1 + 1) × 111
Number of meaningful differential operations of the 6-th order on the space R^9.
Number of vertices in a hexagon when n internal hexagons are drawn between the 6n points that divide each side into n+1 equal parts (n= 6 )
\( 222^7 \approx 173^7 + 216^7 \) Fermat approximate solutions
Sphenic number: Product of 3 distinct Primes, (List)
Factors: 1, 2, 3, 6, 37, 74, 111, 222
Two hundred twenty-two
Representations, Binary to Hexadecimal:
11011110_2
22020_3
3132_4
1342_5
1010_6
435_7
336_8
266_9
192_11
166_12
141_13
11c_14
ec_15
de_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
