145120734
145,120,734 is an even composite number composed of six prime numbers multiplied together.
145120734 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 145120734:
2 × 34 × 11 × 31 × 37 × 71
(2 × 3 × 3 × 3 × 3 × 11 × 31 × 37 × 71)See below for interesting mathematical facts about the number 145120734 from the Numbermatics database.
Names of 145120734
- Cardinal: 145120734 can be written as One hundred forty-five million, one hundred twenty thousand, seven hundred thirty-four.
Scientific notation
- Scientific notation: 1.45120734 × 108
Factors of 145120734
Divisors of 145120734
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 6 9 11 18 22 27 31 33 37 54 62 66 71 74 81 93 99 111 142 162 186 198 213 222 279 297 333 341 407 426 558 594 639 666 682 781 814 837 891 999 1023 1147 1221 1278 1562 1674 1782 1917 1998 2046 2201 2294 2343 2442 2511 2627 2997 3069 3441 3663 3834 4402 4686 5022 5254 5751 5994 6138 6603 6882 7029 7326 7881 9207 10323 10989 11502 12617 13206 14058 15762 18414 19809 20646 21087 21978 23643 24211 25234 27621 28897 30969 32967 37851 39618 42174 47286 48422 55242 57794 59427 61938 63261 65934 70929 72633 75702 81437 86691 92907 113553 118854 126522 141858 145266 162874 173382 178281 185814 212787 217899 227106 244311 260073 340659 356562 425574 435798 488622 520146 653697 681318 732933 780219 895807 1021977 1307394 1465866 1560438 1791614 1961091 2043954 2198799 2340657 2687421 3922182 4397598 4681314 5374842 6596397 8062263 13192794 16124526 24186789 48373578 72560367 145120734
- Sum of all divisors σ(n): 381376512
- Sum of proper divisors (its aliquot sum) s(n): 236255778
- 145120734 is an abundant number, because the sum of its proper divisors (236255778) is greater than itself. Its abundance is 91135044
Bases of 145120734
- Binary: 10001010011001011101110111102
- Hexadecimal: 0x8A65DDE
- Base-36: 2EEFVI
Squares and roots of 145120734
- 145120734 squared (1451207342) is 21060027436698756
- 145120734 cubed (1451207343) is 3056246639673862007606904
-
The
square root of 145120734 is 12046.6067421495 -
The
cube root of 145120734 is 525.5045598271
Scales and comparisons
How big is 145120734?- 145,120,734 seconds is equal to 4 years, 31 weeks, 6 days, 15 hours, 18 minutes, 54 seconds.
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To count from 1 to 145,120,734 would take you about six 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 145120734 cubic inches would be around 43.8 feet tall.
Recreational maths with 145120734
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