145542272720

Names of 145542272720

• Cardinal: 145542272720 can be written as One hundred forty-five billion, five hundred forty-two million, two hundred seventy-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4554227272 × 10¹¹

Factors of 145542272720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 230

Divisors of 145542272720

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 80 85 104 130 136 169 170 193 208 221 260 272 289 338 340 386 442 520 578 676 680 772 845 884 965 1040 1105 1156 1352 1360 1445 1544 1690 1768 1930 2210 2312 2509 2704 2873 2890 3088 3281 3380 3536 3757 3860 4420 4624 5018 5746 5780 6562 6760 7514 7720 8840 10036 11492 11560 12545 13124 13520 14365 15028 15440 16405 17680 18785 20072 22984 23120 25090 26248 28730 30056 32617 32810 37249 37570 40144 42653 45968 48841 50180 52496 55777 57460 60112 65234 65620 74498 75140 85306 97682 100360 111554 114920 130468 131240 148996 150280 163085 170612 186245 195364 200720 213265 223108 229840 244205 260936 262480 278885 297992 300560 326170 341224 372490 390728 426530 446216 484237 488410 521872 554489 557770 595984 633233 652340 682448 725101 744980 781456 853060 892432 968474 976820 1108978 1115540 1266466 1304680 1450202 1489960 1706120 1936948 1953640 2217956 2231080 2421185 2532932 2609360 2772445 2900404 2979920 3166165 3412240 3625505 3873896 3907280 4435912 4462160 4842370 5065864 5544890 5800808 6295081 6332330 7251010 7747792 8232029 8871824 9426313 9684740 10131728 10764961 11089780 11601616 12590162 12664660 14502020 16464058 18852626 19369480 21529922 22179560 25180324 25329320 29004040 31475405 32928116 37705252 38738960 41160145 43059844 44359120 47131565 50360648 50658640 53824805 58008080 62950810 65856232 75410504 82320290 86119688 94263130 100721296 107016377 107649610 125901620 131712464 139944493 150821008 164640580 172239376 188526260 214032754 215299220 251803240 279888986 329281160 377052520 428065508 430598440 503606480 535081885 559777972 658562320 699722465 754105040 856131016 861196880 1070163770 1119555944 1399444930 1712262032 1819278409 2140327540 2239111888 2798889860 3638556818 4280655080 5597779720 7277113636 8561310160 9096392045 11195559440 14554227272 18192784090 29108454544 36385568180 72771136360 145542272720
• Sum of all divisors σ(n): 391266844038
• Sum of proper divisors (its aliquot sum) s(n): 245724571318
• 145542272720 is an abundant number, because the sum of its proper divisors (245724571318) is greater than itself. Its abundance is 100182298598

Bases of 145542272720

• Binary: 10000111100010111111101101011011010000₂
• Hexadecimal: 0x21E2FED6D0
• Base-36: 1UV040CW

Squares and roots of 145542272720

• 145542272720 squared (145542272720²) is 21182553148502856198400
• 145542272720 cubed (145542272720³) is 3082956927245297356526475227648000
• The square root of 145542272720 is 381500.0297771941
• The cube root of 145542272720 is 5260.1288686399

Scales and comparisons

• 145,542,272,720 seconds is equal to 4,627 years, 41 weeks, 2 days, 1 hour, 5 minutes, 20 seconds.
• To count from 1 to 145,542,272,720 would take you about nine thousand, two hundred fifty-five 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 145542272720 cubic inches would be around 438.3 feet tall.

Recreational maths with 145542272720

• 145542272720 backwards is 027272245541
• The number of decimal digits it has is: 12
• The sum of 145542272720's digits is 41
• More coming soon!