40019401890

Names of 40019401890

• Cardinal: 40019401890 can be written as Forty billion, nineteen million, four hundred one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 4.001940189 × 10¹⁰

Factors of 40019401890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 990

Divisors of 40019401890

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 19 26 27 30 38 39 45 54 57 65 78 81 90 95 114 117 130 135 162 171 190 195 234 247 270 285 317 342 351 390 405 494 513 570 585 631 634 702 741 810 855 951 1026 1053 1170 1235 1262 1482 1539 1585 1710 1755 1893 1902 2106 2223 2470 2565 2853 3078 3155 3170 3510 3705 3786 4121 4446 4755 5130 5265 5679 5706 6023 6310 6669 7410 7695 8203 8242 8559 9465 9510 10530 11115 11358 11989 12046 12363 13338 14265 15390 16406 17037 17118 18069 18930 20007 20605 22230 23978 24609 24726 25677 28395 28530 30115 33345 34074 35967 36138 37089 40014 41015 41210 42795 49218 51111 51354 54207 56790 59945 60230 61815 66690 71934 73827 74178 78299 82030 85185 85590 90345 100035 102222 107901 108414 111267 119890 123045 123630 128385 147654 155857 156598 162621 170370 179835 180690 185445 200027 200070 215802 221481 222534 234897 246090 255555 256770 271035 311714 323703 325242 333801 359670 369135 370890 391495 400054 442962 467571 469794 487863 511110 539505 542070 556335 600081 647406 664443 667602 704691 738270 779285 782990 813105 935142 971109 975726 1000135 1079010 1107405 1112670 1174485 1200162 1328886 1402713 1409382 1558570 1618515 1626210 1669005 1800243 1942218 2000270 2114073 2214810 2337855 2348970 2439315 2600351 2805426 3000405 3237030 3322215 3338010 3523455 3600486 3800513 4208139 4228146 4675710 4855545 4878630 5200702 5400729 6000810 6342219 6644430 7013565 7046910 7601026 7801053 8416278 9001215 9711090 10570365 10801458 11401539 12624417 12684438 13001755 14027130 15602106 16202187 18002430 19002565 21040695 21140730 22803078 23403159 25248834 26003510 27003645 31711095 32404374 34204617 38005130 39005265 42081390 46806318 49406669 54007290 57007695 63122085 63422190 68409234 70209477 78010530 81010935 98813338 102613851 114015390 117015795 126244170 140418954 148220007 162021870 171023085 205227702 210628431 234031590 247033345 296440014 307841553 342046170 351047385 421256862 444660021 494066690 513069255 615683106 702094770 741100035 889320042 1026138510 1053142155 1333980063 1482200070 1539207765 2106284310 2223300105 2667960126 3078415530 4001940189 4446600210 6669900315 8003880378 13339800630 20009700945 40019401890
• Sum of all divisors σ(n): 122563203840
• Sum of proper divisors (its aliquot sum) s(n): 82543801950
• 40019401890 is an abundant number, because the sum of its proper divisors (82543801950) is greater than itself. Its abundance is 42524400060

Bases of 40019401890

• Binary: 100101010001010101111001110010100010₂
• Hexadecimal: 0x951579CA2
• Base-36: IDUIO4I

Squares and roots of 40019401890

• 40019401890 squared (40019401890²) is 1601552527633335572100
• 40019401890 cubed (40019401890³) is 64093174251303786821102971269000
• The square root of 40019401890 is 200048.4988446551
• The cube root of 40019401890 is 3420.5047500629

Scales and comparisons

• 40,019,401,890 seconds is equal to 1,272 years, 25 weeks, 4 days, 12 hours, 31 minutes, 30 seconds.
• To count from 1 to 40,019,401,890 would take you about two thousand, five hundred forty-four 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 40019401890 cubic inches would be around 285 feet tall.

Recreational maths with 40019401890

• 40019401890 backwards is 09810491004
• The number of decimal digits it has is: 11
• The sum of 40019401890's digits is 36
• More coming soon!