154 = 1 + 2 × 3 + 4 + 56 + 78 + 9
154 = 9 × 8 + 7 + 65 + 4 + 3 + 2 + 1
154 = 0^7 − 1^9 − 2^5 − 3^8 + 4^6 + 5^2 + 6^3 + 7^4 + 8^0 + 9^1
154 divides 43^2 - 1.
154 = 11 × (11 + 1 + 1 + 1)
154 = 22 + 22 × (2 + 2 + 2)
154 = 33 × (3 + 33/3)/3
154 = 44 + (444 − 4)/4
154 = 5 × (5 × 5 + 5) + 5 − 5/5
154 = 6 × 6 + 6 + (666 + 6)/6
154 = 77 + 77
154 = 88 + 8 × 8 + (8 + 8)/8
154 = 9 × (9 + 9) − 9 + 9/9
154! + 1 is prime
Sphenic number: Product of 3 distinct Primes, (List)
a(n) = n*(n+3), n =11
Number k such that k^4 + 1 is prime.
Factors: 1, 2, 7, 11, 14, 22, 77, 154
One hundred fifty-four
Representations, Binary to Hexadecimal:
10011010_2
12201_3
2122_4
1104_5
414_6
310_7
232_8
181_9
130_11
10a_12
bb_13
b0_14
a4_15
9a_16
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