145399977720

Names of 145399977720

• Cardinal: 145399977720 can be written as One hundred forty-five billion, three hundred ninety-nine million, nine hundred seventy-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4539997772 × 10¹¹

Factors of 145399977720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 334

Divisors of 145399977720

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 41 45 54 60 72 82 90 108 120 123 135 164 180 205 216 246 270 283 328 360 369 410 492 540 566 615 738 820 849 984 1080 1107 1132 1230 1415 1476 1640 1681 1698 1845 2214 2264 2460 2547 2830 2952 3362 3396 3690 4245 4428 4920 5043 5094 5535 5660 6724 6792 7380 7641 8405 8490 8856 10086 10188 11070 11320 11603 12735 13448 14760 15129 15282 16810 16980 20172 20376 22140 23206 25215 25470 30258 30564 33620 33960 34809 38205 40344 44280 45387 46412 50430 50940 58015 60516 61128 67240 69618 75645 76410 80089 90774 92824 100860 101880 104427 116030 121032 139236 151290 152820 160178 174045 181548 201720 208854 226935 232060 240267 278472 302580 305640 313281 320356 348090 363096 400445 417708 453870 464120 475723 480534 522135 605160 626562 640712 696180 720801 800890 835416 907740 951446 961068 1044270 1201335 1253124 1392360 1427169 1441602 1566405 1601780 1815480 1902892 1922136 2088540 2162403 2378615 2402670 2506248 2854338 2883204 3132810 3203560 3283649 3604005 3805784 4177080 4281507 4324806 4757230 4805340 5708676 5766408 6265620 6567298 7135845 7208010 8563014 8649612 9514460 9610680 9850947 10812015 11417352 12531240 12844521 13134596 14271690 14416020 16418245 17126028 17299224 19028920 19701894 21407535 21624030 25689042 26269192 28543380 28832040 29552841 32836490 34252056 39403788 42815070 43248060 49254735 51378084 57086760 59105682 64222605 65672980 78807576 85630140 86496120 88658523 98509470 102756168 118211364 128445210 131345960 134629609 147764205 171260280 177317046 197018940 236422728 256890420 269259218 295528410 354634092 394037880 403888827 443292615 513780840 538518436 591056820 673148045 709268184 807777654 886585230 1077036872 1182113640 1211666481 1346296090 1615555308 1773170460 2019444135 2423332962 2692592180 3231110616 3546340920 3634999443 4038888270 4846665924 5385184360 6058332405 7269998886 8077776540 9693331848 12116664810 14539997772 16155553080 18174997215 24233329620 29079995544 36349994430 48466659240 72699988860 145399977720
• Sum of all divisors σ(n): 498537644400
• Sum of proper divisors (its aliquot sum) s(n): 353137666680
• 145399977720 is an abundant number, because the sum of its proper divisors (353137666680) is greater than itself. Its abundance is 207737688960

Bases of 145399977720

• Binary: 10000111011010100000111001011011111000₂
• Hexadecimal: 0x21DA8396F8
• Base-36: 1USNE4U0

Squares and roots of 145399977720

• 145399977720 squared (145399977720²) is 21141153520976496398400
• 145399977720 cubed (145399977720³) is 3073923250925082128971020243648000
• The square root of 145399977720 is 381313.4900839465
• The cube root of 145399977720 is 5258.4140539083

Scales and comparisons

• 145,399,977,720 seconds is equal to 4,623 years, 14 weeks, 2 hours, 42 minutes.
• To count from 1 to 145,399,977,720 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 145399977720 cubic inches would be around 438.2 feet tall.

Recreational maths with 145399977720

• 145399977720 backwards is 027779993541
• The number of decimal digits it has is: 12
• The sum of 145399977720's digits is 63
• More coming soon!