216971649972

Names of 216971649972

• Cardinal: 216971649972 can be written as Two hundred sixteen billion, nine hundred seventy-one million, six hundred forty-nine thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 2.16971649972 × 10¹¹

Factors of 216971649972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3131

Divisors of 216971649972

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 71 77 84 99 108 121 126 132 142 154 189 198 213 231 242 252 284 297 308 363 378 396 426 462 484 497 594 639 693 726 756 781 847 852 924 994 1089 1188 1278 1331 1386 1452 1491 1562 1694 1917 1988 2079 2178 2343 2541 2556 2662 2772 2982 3037 3124 3267 3388 3834 3993 4158 4356 4473 4686 5082 5324 5467 5964 6074 6534 7029 7623 7668 7986 8316 8591 8946 9111 9317 9372 10164 10934 11979 12148 13068 13419 14058 15246 15972 16401 17182 17892 18222 18634 21087 21259 21868 22869 23958 25773 26838 27333 27951 28116 30492 32802 33407 34364 35937 36444 37268 42174 42518 45738 47916 49203 51546 53676 54666 55902 60137 63777 65604 66814 71874 77319 81999 83853 84348 85036 91476 94501 98406 100221 103092 109332 111804 120274 127554 133628 143748 147609 154638 163998 167706 180411 189002 191331 196812 200442 215627 231957 233849 240548 251559 255108 283503 295218 300663 309276 327996 335412 360822 367477 378004 382662 400884 431254 463914 467698 503118 541233 567006 573993 590436 601326 646881 661507 701547 721644 734954 765324 850509 862508 901989 927828 935396 1006236 1082466 1102431 1134012 1147986 1202652 1293762 1323014 1403094 1469908 1509389 1623699 1701018 1803978 1940643 1984521 2104641 2164932 2204862 2295972 2371897 2551527 2572339 2587524 2646028 2806188 3018778 3247398 3307293 3402036 3607956 3881286 3969042 4042247 4209282 4409724 4528167 4743794 5103054 5144678 5821929 5953563 6037556 6313923 6494796 6614586 7115691 7717017 7762572 7938084 8084494 8418564 9056334 9487588 9921879 10206108 10289356 11643858 11907126 12126741 12627846 13229172 13584501 14231382 15434034 16168988 16603279 17860689 18112668 19843758 21347073 23151051 23287716 23814252 24253482 25255692 26090867 27169002 28295729 28462764 30868068 33206558 35721378 36380223 39687516 40753503 42694146 46302102 48506964 49809837 52181734 54338004 56591458 64041219 66413116 69453153 71442756 72760446 78272601 81507006 84887187 85388292 92604204 99619674 104363468 109140669 113182916 128082438 138906306 145520892 149429511 156545202 163014012 169774374 182636069 199239348 218281338 234817803 254661561 256164876 277812612 286999537 298859022 313090404 339548748 365272138 436562676 448288533 469635606 509323122 547908207 573999074 597718044 704453409 730544276 763984683 860998611 896577066 939271212 1018646244 1095816414 1147998148 1408906818 1527969366 1643724621 1721997222 1793154132 2008996759 2191632828 2582995833 2817813636 3055938732 3287449242 3443994444 4017993518 4931173863 5165991666 6026990277 6574898484 7748987499 8035987036 9862347726 10331983332 12053980554 15497974998 18080970831 19724695452 24107961108 30995949996 36161941662 54242912493 72323883324 108485824986 216971649972
• Sum of all divisors σ(n): 717314088960
• Sum of proper divisors (its aliquot sum) s(n): 500342438988
• 216971649972 is an abundant number, because the sum of its proper divisors (500342438988) is greater than itself. Its abundance is 283370789016

Bases of 216971649972

• Binary: 11001010000100100001001010001110110100₂
• Hexadecimal: 0x328484A3B4
• Base-36: 2ROBBGL0

Squares and roots of 216971649972

• 216971649972 squared (216971649972²) is 47076696891572087600784
• 216971649972 cubed (216971649972³) is 10214308599796119427722627320778048
• The square root of 216971649972 is 465802.1575433071
• The cube root of 216971649972 is 6008.9833023341

Scales and comparisons

• 216,971,649,972 seconds is equal to 6,899 years, 1 week, 2 days, 22 hours, 46 minutes, 12 seconds.
• To count from 1 to 216,971,649,972 would take you about thirteen thousand, seven hundred ninety-eight 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 216971649972 cubic inches would be around 500.7 feet tall.

Recreational maths with 216971649972

• 216971649972 backwards is 279946179612
• 216971649972 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 216971649972's digits is 63
• More coming soon!