690138368
690,138,368 is an even composite number composed of five prime numbers multiplied together.
690138368 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 690138368:
28 × 19 × 23 × 31 × 199
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 23 × 31 × 199)See below for interesting mathematical facts about the number 690138368 from the Numbermatics database.
Names of 690138368
- Cardinal: 690138368 can be written as Six hundred ninety million, one hundred thirty-eight thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 6.90138368 × 108
Factors of 690138368
Divisors of 690138368
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 16 19 23 31 32 38 46 62 64 76 92 124 128 152 184 199 248 256 304 368 398 437 496 589 608 713 736 796 874 992 1178 1216 1426 1472 1592 1748 1984 2356 2432 2852 2944 3184 3496 3781 3968 4577 4712 4864 5704 5888 6169 6368 6992 7562 7936 9154 9424 11408 12338 12736 13547 13984 15124 18308 18848 22816 24676 25472 27094 27968 30248 36616 37696 45632 49352 50944 54188 55936 60496 73232 75392 86963 91264 98704 108376 111872 117211 120992 141887 146464 150784 173926 182528 197408 216752 234422 241984 283774 292928 347852 394816 433504 468844 483968 567548 585856 695704 789632 867008 937688 967936 1135096 1171712 1391408 1579264 1734016 1875376 2270192 2695853 2782816 3468032 3750752 4540384 5391706 5565632 7501504 9080768 10783412 11131264 15003008 18161536 21566824 22262528 30006016 36323072 43133648 86267296 172534592 345069184 690138368
- Sum of all divisors σ(n): 1569792000
- Sum of proper divisors (its aliquot sum) s(n): 879653632
- 690138368 is an abundant number, because the sum of its proper divisors (879653632) is greater than itself. Its abundance is 189515264
Bases of 690138368
- Binary: 1010010010001010101101000000002
- Hexadecimal: 0x2922AD00
- Base-36: BEW268
Squares and roots of 690138368
- 690138368 squared (6901383682) is 476290966985703424
- 690138368 cubed (6901383683) is 328706670648655240371372032
-
The
square root of 690138368 is 26270.4847309675 -
The
cube root of 690138368 is 883.7146557597
Scales and comparisons
How big is 690138368?- 690,138,368 seconds is equal to 21 years, 49 weeks, 17 hours, 6 minutes, 8 seconds.
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To count from 1 to 690,138,368 would take you about thirty-two years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 690138368 cubic inches would be around 73.6 feet tall.
Recreational maths with 690138368
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