155983232640

Names of 155983232640

• Cardinal: 155983232640 can be written as One hundred fifty-five billion, nine hundred eighty-three million, two hundred thirty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.5598323264 × 10¹¹

Factors of 155983232640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 411

Divisors of 155983232640

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 29 30 32 40 46 48 58 60 64 69 80 87 92 96 115 116 120 128 138 145 160 174 184 192 230 232 240 276 290 320 345 348 349 368 384 435 460 464 480 552 580 640 667 690 696 698 736 870 920 928 960 1047 1104 1160 1334 1380 1392 1396 1472 1740 1745 1840 1856 1920 2001 2094 2208 2320 2668 2760 2784 2792 2944 3335 3480 3490 3680 3712 4002 4188 4416 4640 5235 5336 5520 5568 5584 6670 6960 6980 7360 8004 8027 8376 8832 9280 10005 10121 10470 10672 11040 11136 11168 13340 13920 13960 14720 16008 16054 16752 18560 20010 20242 20940 21344 22080 22336 24081 26680 27840 27920 30363 32016 32108 33504 40020 40135 40484 41880 42688 44160 44672 48162 50605 53360 55680 55840 60726 64032 64216 67008 80040 80270 80968 83760 85376 96324 101210 106720 111680 120405 121452 121801 128064 128432 134016 151815 160080 160540 161936 167520 192648 202420 213440 223360 232783 240810 242904 243602 256128 256864 303630 320160 321080 323872 335040 365403 385296 404840 426880 465566 481620 485808 487204 513728 607260 609005 640320 642160 647744 670080 698349 730806 770592 809680 931132 963240 971616 974408 1027456 1163915 1214520 1218010 1280640 1284320 1295488 1396698 1461612 1541184 1619360 1827015 1862264 1926480 1943232 1948816 2327830 2429040 2436020 2568640 2793396 2801423 2923224 3082368 3238720 3491745 3532229 3654030 3724528 3852960 3886464 3897632 4655660 4858080 4872040 5137280 5586792 5602846 5846448 6477440 6983490 7064458 7308060 7449056 7705920 7795264 8404269 9311320 9716160 9744080 10596687 11173584 11205692 11692896 13966980 14007115 14128916 14616120 14898112 15411840 15590528 16808538 17661145 18622640 19432320 19488160 21193374 22347168 22411384 23385792 27933960 28014230 28257832 29232240 29796224 33617076 35322290 37245280 38976320 42021345 42386748 44694336 44822768 46771584 52983435 55867920 56028460 56515664 58464480 67234152 70644580 74490560 77952640 81241267 84042690 84773496 89388672 89645536 105966870 111735840 112056920 113031328 116928960 134468304 141289160 148981120 162482534 168085380 169546992 179291072 211933740 223471680 224113840 226062656 233857920 243723801 268936608 282578320 324965068 336170760 339093984 358582144 406206335 423867480 446943360 448227680 452125312 487447602 537873216 565156640 649930136 672341520 678187968 812412670 847734960 896455360 974895204 1075746432 1130313280 1218619005 1299860272 1344683040 1356375936 1624825340 1695469920 1792910720 1949790408 2260626560 2437238010 2599720544 2689366080 3249650680 3390939840 3899580816 4874476020 5199441088 5378732160 6499301360 6781879680 7799161632 9748952040 10398882176 12998602720 15598323264 19497904080 25997205440 31196646528 38995808160 51994410880 77991616320 155983232640
• Sum of all divisors σ(n): 538246166400
• Sum of proper divisors (its aliquot sum) s(n): 382262933760
• 155983232640 is an abundant number, because the sum of its proper divisors (382262933760) is greater than itself. Its abundance is 226279701120

Bases of 155983232640

• Binary: 10010001010001010100110011111010000000₂
• Hexadecimal: 0x2451533E80
• Base-36: 1ZNOE0LC

Squares and roots of 155983232640

• 155983232640 squared (155983232640²) is 24330768864824361369600
• 155983232640 cubed (155983232640³) is 3795191980151967072253745823744000
• The square root of 155983232640 is 394947.1263852923
• The cube root of 155983232640 is 5383.0197370917

Scales and comparisons

• 155,983,232,640 seconds is equal to 4,959 years, 40 weeks, 5 days, 11 hours, 44 minutes.
• To count from 1 to 155,983,232,640 would take you about nine thousand, nine hundred nineteen 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 155983232640 cubic inches would be around 448.6 feet tall.

Recreational maths with 155983232640

• 155983232640 backwards is 046232389551
• 155983232640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155983232640's digits is 48
• More coming soon!