164721738272

Names of 164721738272

• Cardinal: 164721738272 can be written as One hundred sixty-four billion, seven hundred twenty-one million, seven hundred thirty-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.64721738272 × 10¹¹

Factors of 164721738272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 237

Divisors of 164721738272

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 49 52 56 68 89 91 98 104 109 112 119 136 178 182 196 208 218 221 224 238 272 343 356 364 392 416 436 442 476 544 623 637 686 712 728 763 784 833 872 884 952 1157 1246 1274 1372 1417 1424 1456 1513 1526 1547 1568 1666 1744 1768 1853 1904 2314 2401 2492 2548 2744 2834 2848 2912 3026 3052 3094 3332 3488 3536 3706 3808 4361 4459 4628 4802 4984 5096 5341 5488 5668 5831 6052 6104 6188 6664 7072 7412 8099 8722 8918 9256 9604 9701 9919 9968 10192 10591 10682 10829 10976 11336 11662 12104 12208 12376 12971 13328 14824 16198 17444 17836 18512 19208 19402 19669 19838 19936 20384 21182 21364 21658 22672 23324 24089 24208 24416 24752 25942 26656 29648 30527 31213 32396 34888 35672 37024 37387 38416 38804 39338 39676 40817 42364 42728 43316 45344 46648 48178 48416 49504 51884 56693 59296 61054 62426 64792 67907 69433 69776 71344 74137 74774 75803 76832 77608 78676 79352 81634 84728 85456 86632 90797 93296 96356 103768 113386 122108 124852 126113 129584 135814 137683 138866 139552 142688 148274 149548 151606 155216 157352 158704 163268 164917 168623 169456 170912 173264 181594 186592 192712 207536 213689 226772 244216 249704 252226 259168 261709 271628 275366 277732 296548 299096 303212 310432 314704 317408 326536 329834 337246 338912 346528 363188 385424 396851 415072 427378 453544 475349 486031 488432 499408 504452 518959 523418 530621 543256 550732 555464 593096 598192 606424 629408 635579 653072 659668 674492 726376 770848 793702 854756 882791 907088 950698 963781 972062 976864 998816 1008904 1037918 1046836 1061242 1086512 1101464 1110928 1154419 1180361 1186192 1196384 1212848 1271158 1306144 1319336 1348984 1452752 1587404 1709512 1765582 1814176 1901396 1927562 1944124 2017808 2075836 2093672 2122484 2143921 2173024 2202928 2221856 2308838 2360722 2372384 2425696 2542316 2638672 2697968 2777957 2905504 3174808 3327443 3402217 3419024 3531164 3632713 3802792 3855124 3888248 4035616 4151672 4187344 4244968 4287842 4405856 4449053 4617676 4721444 5084632 5277344 5395936 5555914 6179537 6349616 6654886 6746467 6804434 6838048 7062328 7265426 7605584 7710248 7776496 8080933 8262527 8303344 8374688 8489936 8575684 8898106 9235352 9442888 10169264 11111828 12359074 12699232 13309772 13492934 13608868 14124656 14530852 15007447 15211168 15420496 15552992 16161866 16525054 16606688 16979872 17151368 17796212 18470704 18885776 20338528 22223656 23292101 24718148 26619544 26985868 27217736 28249312 29061704 30014894 30840992 32323732 33050108 34302736 35592424 36941408 37771552 43256759 44447312 46584202 47225269 49436296 53239088 53971736 54435472 56566531 57837689 58123408 60029788 64647464 66100216 68605472 71184848 86513518 88894624 93168404 94450538 98872592 105052129 106478176 107943472 108870944 113133062 115675378 116246816 120059576 129294928 132200432 142369696 173027036 186336808 188901076 197745184 210104258 215886944 226266124 231350756 240119152 258589856 264400864 302797313 346054072 372673616 377802152 395965717 420208516 452532248 462701512 480238304 605594626 692108144 735364903 745347232 755604304 791931434 840417032 905064496 925403024 1211189252 1384216288 1470729806 1511208608 1583862868 1680834064 1810128992 1850806048 2422378504 2941459612 3167725736 3361668128 4844757008 5147554321 5882919224 6335451472 9689514016 10295108642 11765838448 12670902944 20590217284 23531676896 41180434568 82360869136 164721738272
• Sum of all divisors σ(n): 440239892400
• Sum of proper divisors (its aliquot sum) s(n): 275518154128
• 164721738272 is an abundant number, because the sum of its proper divisors (275518154128) is greater than itself. Its abundance is 110796415856

Bases of 164721738272

• Binary: 10011001011010001011100100001000100000₂
• Hexadecimal: 0x265A2E4220
• Base-36: 23O72IOW

Squares and roots of 164721738272

• 164721738272 squared (164721738272²) is 27133251059349269545984
• 164721738272 cubed (164721738272³) is 4469436279466597116787956716699648
• The square root of 164721738272 is 405859.2591921491
• The cube root of 164721738272 is 5481.7215615115

Scales and comparisons

• 164,721,738,272 seconds is equal to 5,237 years, 33 weeks, 2 days, 14 hours, 24 minutes, 32 seconds.
• To count from 1 to 164,721,738,272 would take you about ten thousand, four hundred seventy-five 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 164721738272 cubic inches would be around 456.8 feet tall.

Recreational maths with 164721738272

• 164721738272 backwards is 272837127461
• The number of decimal digits it has is: 12
• The sum of 164721738272's digits is 50
• More coming soon!