145042189740

Names of 145042189740

• Cardinal: 145042189740 can be written as One hundred forty-five billion, forty-two million, one hundred eighty-nine thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.4504218974 × 10¹¹

Factors of 145042189740

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 140976

Divisors of 145042189740

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 42 43 45 57 60 63 70 76 84 86 90 95 105 114 126 129 133 140 171 172 180 190 210 215 228 252 258 266 285 301 315 342 380 387 399 420 430 516 532 570 602 630 645 665 684 774 798 817 855 860 903 1140 1197 1204 1260 1290 1330 1505 1548 1596 1634 1710 1806 1935 1995 2394 2451 2580 2660 2709 3010 3268 3420 3612 3870 3990 4085 4515 4788 4902 5418 5719 5985 6020 7353 7740 7980 8170 9030 9804 10836 11438 11970 12255 13545 14706 16340 17157 18060 22876 23940 24510 27090 28595 29412 34314 36765 49020 51471 54180 57190 68628 73530 85785 102942 114380 140897 147060 171570 205884 257355 281794 343140 422691 514710 563588 704485 845382 986279 1029420 1268073 1408970 1690764 1972558 2113455 2536146 2677043 2817940 2958837 3945116 4226910 4931395 5072292 5354086 5917674 6058571 6340365 8031129 8453820 8876511 9862790 10708172 11835348 12117142 12680730 13385215 14794185 16062258 17753022 18175713 18739301 19725580 24093387 24234284 25361460 26770430 29588370 30292855 32124516 35506044 36351426 37478602 40155645 42409997 44382555 48186774 53540860 54527139 56217903 59176740 60585710 72702852 74957204 80311290 84819994 88765110 90878565 93696505 96373548 109054278 112435806 115112849 120466935 121171420 127229991 160622580 168653709 169639988 177530220 181757130 187393010 212049985 218108556 224871612 230225698 240933870 254459982 272635695 281089515 337307418 345338547 363514260 374786020 381689973 424099970 460451396 481867740 508919964 545271390 562179030 575564245 636149955 674614836 690677094 763379946 805789943 843268545 848199940 1036015641 1090542780 1124358060 1151128490 1272299910 1381354188 1526759892 1611579886 1686537090 1726692735 1908449865 2072031282 2302256980 2417369829 2544599820 3223159772 3373074180 3453385470 3816899730 4028949715 4144062564 4834739658 5180078205 6906770940 7252109487 7633799460 8057899430 9669479316 10360156410 12086849145 14504218974 16115798860 20720312820 24173698290 29008437948 36260547435 48347396580 72521094870 145042189740
• Sum of all divisors σ(n): 541589368320
• Sum of proper divisors (its aliquot sum) s(n): 396547178580
• 145042189740 is an abundant number, because the sum of its proper divisors (396547178580) is greater than itself. Its abundance is 251504988840

Bases of 145042189740

• Binary: 10000111000101001100000010110110101100₂
• Hexadecimal: 0x21C5302DAC
• Base-36: 1UMQDHV0

Squares and roots of 145042189740

• 145042189740 squared (145042189740²) is 21037236804574161267600
• 145042189740 cubed (145042189740³) is 3051286892214356798476598114424000
• The square root of 145042189740 is 380844.0491067179
• The cube root of 145042189740 is 5254.0973575797

Scales and comparisons

• 145,042,189,740 seconds is equal to 4,611 years, 46 weeks, 3 days, 1 hour, 9 minutes.
• To count from 1 to 145,042,189,740 would take you about nine thousand, two hundred twenty-three 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 145042189740 cubic inches would be around 437.8 feet tall.

Recreational maths with 145042189740

• 145042189740 backwards is 047981240541
• 145042189740 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145042189740's digits is 45
• More coming soon!