9 (81 + 64 = 145)
No.
5
145 is an odd number. All whole numbers ending in five are odd.
143
130 add up numbers (780) divide by number of numbers you added (6)
Yes, in so far as all numbers are squares (of some number). But it is not a perfect square.
no
No. The closest triangle numbers to 145 are 136 and 153.
No.
5
145 is an odd number. All whole numbers ending in five are odd.
0.145 is the largest number
145
143
130 add up numbers (780) divide by number of numbers you added (6)
Factors are numbers you can multiply together to get another number. 145: 1, 5, 29, 45
145 km