672 = 2 × 2 × 2 × 2 × 2 × 3 × 7
672 = 1 × 23 + 4 × 5 + 6 + 7 × 89
672 = 9 + 8 × (76 + 5) + 4 × 3 + 2 + 1
672 = 0^3 + 1^7 − 2^8 + 3^5 − 4^9 + 5^4 + 6^0 + 7^2 + 8^6 + 9^1
Number that is divisible by the product of its digits
Factors: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672
Representations, Binary to Hexadecimal:
1010100000_2
220220_3
22200_4
10142_5
3040_6
1650_7
1240_8
826_9
561_11
480_12
3c9_13
360_14
2ec_15
2a0_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics

