72173223936

Names of 72173223936

• Cardinal: 72173223936 can be written as Seventy-two billion, one hundred seventy-three million, two hundred twenty-three thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 7.2173223936 × 10¹⁰

Factors of 72173223936

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 119

Divisors of 72173223936

• Number of divisors d(n): 456
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 103 108 128 132 144 162 176 192 198 206 216 243 256 264 288 297 309 324 352 384 396 412 432 486 512 528 576 594 618 648 704 768 792 824 864 891 927 972 1024 1056 1133 1152 1188 1236 1296 1408 1536 1584 1648 1728 1782 1854 1944 2048 2112 2266 2304 2376 2472 2592 2673 2781 2816 3072 3168 3296 3399 3456 3564 3708 3888 4096 4224 4532 4608 4752 4944 5184 5346 5562 5632 6144 6336 6592 6798 6912 7128 7416 7776 8192 8343 8448 9064 9216 9504 9888 10197 10368 10692 11124 11264 12288 12672 13184 13596 13824 14256 14832 15552 16384 16686 16896 18128 18432 19008 19776 20394 20736 21384 22248 22528 24576 25029 25344 26368 27192 27648 28512 29664 30591 31104 32768 33372 33792 36256 36864 38016 39552 40788 41472 42768 44496 45056 49152 50058 50688 52736 54384 55296 57024 59328 61182 62208 65536 66744 67584 72512 73728 76032 79104 81576 82944 85536 88992 90112 91773 98304 100116 101376 105472 108768 110592 114048 118656 122364 124416 131072 133488 135168 145024 147456 152064 158208 163152 165888 171072 177984 180224 183546 196608 200232 202752 210944 217536 221184 228096 237312 244728 248832 262144 266976 270336 275319 290048 294912 304128 316416 326304 331776 342144 355968 360448 367092 393216 400464 405504 421888 435072 442368 456192 474624 489456 497664 533952 540672 550638 580096 589824 608256 632832 652608 663552 684288 711936 720896 734184 786432 800928 811008 843776 870144 884736 912384 949248 978912 995328 1067904 1081344 1101276 1160192 1179648 1216512 1265664 1305216 1327104 1368576 1423872 1441792 1468368 1601856 1622016 1687552 1740288 1769472 1824768 1898496 1957824 1990656 2135808 2162688 2202552 2320384 2359296 2433024 2531328 2610432 2654208 2737152 2847744 2883584 2936736 3203712 3244032 3375104 3480576 3538944 3649536 3796992 3915648 3981312 4271616 4325376 4405104 4640768 4866048 5062656 5220864 5308416 5474304 5695488 5873472 6407424 6488064 6750208 6961152 7077888 7299072 7593984 7831296 7962624 8543232 8650752 8810208 9281536 9732096 10125312 10441728 10616832 10948608 11390976 11746944 12814848 12976128 13500416 13922304 14598144 15187968 15662592 15925248 17086464 17620416 18563072 19464192 20250624 20883456 21233664 21897216 22781952 23493888 25629696 25952256 27000832 27844608 29196288 30375936 31325184 31850496 34172928 35240832 37126144 38928384 40501248 41766912 43794432 45563904 46987776 51259392 55689216 58392576 60751872 62650368 63700992 68345856 70481664 74252288 77856768 81002496 83533824 87588864 91127808 93975552 102518784 111378432 116785152 121503744 125300736 136691712 140963328 148504576 167067648 175177728 182255616 187951104 205037568 222756864 233570304 243007488 250601472 273383424 281926656 297009152 334135296 350355456 364511232 375902208 410075136 445513728 501202944 546766848 563853312 668270592 700710912 729022464 751804416 820150272 891027456 1002405888 1093533696 1127706624 1336541184 1503608832 1640300544 2004811776 2187067392 2255413248 2673082368 3007217664 3280601088 4009623552 4510826496 6014435328 6561202176 8019247104 9021652992 12028870656 18043305984 24057741312 36086611968 72173223936
• Sum of all divisors σ(n): 238168904064
• Sum of proper divisors (its aliquot sum) s(n): 165995680128
• 72173223936 is an abundant number, because the sum of its proper divisors (165995680128) is greater than itself. Its abundance is 93822456192

Bases of 72173223936

• Binary: 1000011001101110111000000000000000000₂
• Hexadecimal: 0x10CDDC0000
• Base-36: X5M2O00

Squares and roots of 72173223936

• 72173223936 squared (72173223936²) is 5208974253316003332096
• 72173223936 cubed (72173223936³) is 375948465261434299059886784249856
• The square root of 72173223936 is 268650.7471346395
• The cube root of 72173223936 is 4163.5012732261

Scales and comparisons

• 72,173,223,936 seconds is equal to 2,294 years, 46 weeks, 5 hours, 45 minutes, 36 seconds.
• To count from 1 to 72,173,223,936 would take you about four thousand, five hundred eighty-nine 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 72173223936 cubic inches would be around 347 feet tall.

Recreational maths with 72173223936

• 72173223936 backwards is 63932237127
• The number of decimal digits it has is: 11
• The sum of 72173223936's digits is 45
• More coming soon!