9139 = (12 + 3 + 4) × (56 × 7 + 89)
9139 = 9 × 8 + 7 + 65 + 4 × 321
9139 = 0^6 + 1^9 + 2^7 + 3^8 + 4^5 + 5^4 + 6^1 + 7^0 + 8^2 + 9^3
9139 = binomial(37 + 2, 3) is the 37th tetrahedral number.
9139 divides 27^6 - 1.
a(n) = 1^2 + 3^2 + 5^2 + 7^2 + ... + (2*n-1)^2 = n*(4*n^2 - 1)/3, n = 19
Sphenic number: Product of 3 distinct Primes, (List)
Factors: 1, 13, 19, 37, 247, 481, 703, 9139
Nine thousand, one hundred thirty-nine
Representations, Binary to Hexadecimal:
10001110110011_2
110112111_3
2032303_4
243024_5
110151_6
35434_7
21663_8
13474_9
6959_11
5357_12
4210_13
348b_14
2a94_15
23b3_16
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