145397250180

Names of 145397250180

• Cardinal: 145397250180 can be written as One hundred forty-five billion, three hundred ninety-seven million, two hundred fifty thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.4539725018 × 10¹¹

Factors of 145397250180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 140927

Divisors of 145397250180

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 49 52 54 60 63 65 70 78 81 84 90 91 98 105 108 117 126 130 135 140 147 156 162 180 182 189 195 196 210 234 245 252 260 270 273 294 315 324 351 364 378 390 405 420 441 455 468 490 540 546 567 585 588 630 637 702 735 756 780 810 819 882 910 945 980 1053 1092 1134 1170 1260 1274 1323 1365 1404 1470 1620 1638 1755 1764 1820 1890 1911 2106 2205 2268 2340 2457 2548 2646 2730 2835 2940 3185 3276 3510 3780 3822 3969 4095 4212 4410 4914 5265 5292 5460 5670 5733 6370 6615 7020 7371 7644 7938 8190 8820 9555 9828 10530 11340 11466 12285 12740 13230 14742 15876 16380 17199 19110 19845 21060 22932 24570 26460 28665 29484 34398 36855 38220 39690 49140 51597 57330 68796 73710 79380 85995 103194 114660 140897 147420 171990 206388 257985 281794 343980 422691 515970 563588 704485 845382 986279 1031940 1268073 1408970 1690764 1831661 1972558 2113455 2536146 2817940 2958837 3663322 3804219 3945116 4226910 4931395 5072292 5494983 5917674 6340365 6903953 7326644 7608438 8453820 8876511 9158305 9862790 10989966 11412657 11835348 12680730 12821627 13807906 14794185 15216876 16484949 17753022 18316610 19021095 19725580 20711859 21979932 22825314 25361460 25643254 26629533 27474915 27615812 29588370 32969898 34519765 35506044 36633220 38042190 38464881 41423718 44382555 45650628 49454847 51286508 53259066 54949830 57063285 59176740 62135577 64108135 65939796 69039530 76084380 76929762 79888599 82424745 82847436 88765110 89751389 98909694 103559295 106518132 109899660 114126570 115394643 124271154 128216270 133147665 138079060 148364541 153859524 159777198 164849490 177530220 179502778 186406731 192324405 197819388 207118590 228253140 230789286 247274235 248542308 256432540 266295330 269254167 296729082 310677885 319554396 329698980 346183929 359005556 372813462 384648810 399442995 414237180 448756945 461578572 494548470 532590660 538508334 559220193 576973215 593458164 621355770 692367858 741822705 745626924 769297620 798885990 807762501 897513890 932033655 989096940 1038551787 1077016668 1118440386 1153946430 1242711540 1346270835 1384735716 1483645410 1597771980 1615525002 1730919645 1795027780 1864067310 2077103574 2236880772 2307892860 2423287503 2692541670 2796100965 2967290820 3231050004 3461839290 3728134620 4038812505 4154207148 4846575006 5192758935 5385083340 5592201930 6923678580 7269862509 8077625010 9693150012 10385517870 11184403860 12116437515 14539725018 16155250020 20771035740 24232875030 29079450036 36349312545 48465750060 72698625090 145397250180
• Sum of all divisors σ(n): 571402821528
• Sum of proper divisors (its aliquot sum) s(n): 426005571348
• 145397250180 is an abundant number, because the sum of its proper divisors (426005571348) is greater than itself. Its abundance is 280608321168

Bases of 145397250180

• Binary: 10000111011010010110011111100010000100₂
• Hexadecimal: 0x21DA59F884
• Base-36: 1USLRO90

Squares and roots of 145397250180

• 145397250180 squared (145397250180²) is 21140360359905510032400
• 145397250180 cubed (145397250180³) is 3073750264144536283341362705832000
• The square root of 145397250180 is 381309.9135611347
• The cube root of 145397250180 is 5258.3811730587

Scales and comparisons

• 145,397,250,180 seconds is equal to 4,623 years, 9 weeks, 3 days, 13 hours, 3 minutes.
• To count from 1 to 145,397,250,180 would take you about nine thousand, two hundred forty-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 145397250180 cubic inches would be around 438.2 feet tall.

Recreational maths with 145397250180

• 145397250180 backwards is 081052793541
• 145397250180 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145397250180's digits is 45
• More coming soon!