252 = 123 + 45 + 67 + 8 + 9
252 = 98 + 76 + 54 + 3 + 21
252 = 0^6 + 1^7 + 2^9 − 3^8 + 4^0 + 5^5 + 6^2 + 7^4 + 8^1 + 9^3
252 divides 55^2 - 1.
252 = (11 + 1) × (11 + 11 − 1)
252 = 22×(2+2) − 2 − 2
252 = 3 × (3 × 33 + 3)
252 = 44 − 4
252 = 5 × 5 × (5 + 5) + (5 + 5)/5
252 = 6 × (6 × 6 + 6)
252 = (7 + 7) × (7 + 77/7)
252 = 8 × (8 × 8 × 8 − 8)/(8 + 8)
252 = 9 × (9 + 9 + 9) + 9
a(n) = n^4 - n, n = 4
a(n) = n^2*(n+1), n = 6
252 cannot be written as a sum of 3 squares. (Integers that are not a sum of three squares)
Factors: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252
Two hundred fifty-two
Representations, Binary to Hexadecimal:
11111100_2
100100_3
3330_4
2002_5
1100_6
510_7
374_8
310_9
20a_11
190_12
165_13
140_14
11c_15
fc_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
