21679459648

Names of 21679459648

• Cardinal: 21679459648 can be written as Twenty-one billion, six hundred seventy-nine million, four hundred fifty-nine thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.1679459648 × 10¹⁰

Factors of 21679459648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 167

Divisors of 21679459648

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 4 7 8 11 14 16 19 22 28 31 32 38 44 49 56 62 64 76 77 88 97 98 112 121 124 133 152 154 176 194 196 209 217 224 242 248 266 304 308 341 352 388 392 418 434 448 484 496 532 539 589 608 616 679 682 704 776 784 836 847 868 931 968 992 1064 1067 1078 1178 1216 1232 1358 1364 1463 1519 1552 1568 1672 1694 1736 1843 1862 1936 1984 2128 2134 2156 2299 2356 2387 2464 2716 2728 2926 3007 3038 3104 3136 3344 3388 3472 3686 3724 3751 3872 4123 4256 4268 4312 4598 4712 4753 4774 4928 5432 5456 5852 5929 6014 6076 6208 6479 6688 6776 6944 7372 7448 7469 7502 7744 8246 8512 8536 8624 9196 9424 9506 9548 10241 10864 10912 11704 11737 11858 12028 12152 12901 12958 13376 13552 13888 14744 14896 14938 15004 16093 16492 16709 17072 17248 18392 18848 19012 19096 20273 20482 21049 21728 21824 23408 23474 23716 24056 24304 25802 25916 26257 27104 28861 29488 29792 29876 30008 32186 32984 33077 33418 34144 34496 36784 37696 38024 38192 40546 40964 42098 43456 45353 46816 46948 47432 48112 48608 51604 51832 52283 52514 54208 57133 57722 58976 59584 59752 60016 64372 65968 66154 66836 68288 71269 73568 76048 76384 81092 81928 82159 84196 90307 90706 93632 93896 94864 96224 97216 103208 103664 104566 105028 112651 114266 115444 117952 119504 120032 128744 131936 132308 133672 141911 142538 147136 147343 152096 152768 162184 163856 164318 168392 180614 181412 183799 187792 189728 192448 206416 207328 209132 210056 223003 225302 228532 230888 231539 239008 240064 257488 263872 264616 267344 283822 285076 294686 304192 317471 324368 327712 328636 336784 361228 362824 363847 367598 375584 379456 399931 412832 414656 418264 420112 446006 450604 457064 461776 463078 478016 498883 514976 529232 534688 567644 570152 575113 589372 628463 634942 648736 655424 657272 673568 722456 725648 727694 735196 751168 799862 825664 836528 840224 892012 901208 914128 923552 926156 993377 997766 1029952 1058464 1069376 1135288 1140304 1150226 1178744 1256926 1269884 1297472 1314544 1347136 1444912 1451296 1455388 1470392 1561021 1599724 1620773 1673056 1680448 1784024 1802416 1828256 1847104 1852312 1986754 1995532 2116928 2270576 2280608 2300452 2357488 2513852 2539768 2546929 2629088 2799517 2889824 2902592 2910776 2940784 3122042 3199448 3241546 3346112 3492181 3568048 3604832 3656512 3704624 3973508 3991064 4399241 4541152 4561216 4600904 4714976 5027704 5079536 5093858 5258176 5599034 5779648 5821552 5881568 6244084 6398896 6483092 6913093 6984362 7136096 7209664 7409248 7947016 7982128 8798482 9082304 9201808 9429952 10055408 10159072 10187716 10927147 11198068 11643104 11763136 12488168 12797792 12966184 13826186 13968724 14272192 14818496 15894032 15964256 17596964 17828503 18403616 20110816 20318144 20375432 21854294 22396136 23286208 24976336 25595584 25932368 27652372 27937448 30794687 31788064 31928512 35193928 35657006 36807232 40221632 40750864 43708588 44792272 48391651 49952672 51864736 55304744 55874896 61589374 63576128 70387856 71314012 81501728 87417176 89584544 96783302 99905344 103729472 110609488 111749792 123178748 140775712 142628024 163003456 174834352 179169088 193566604 221218976 223499584 246357496 281551424 285256048 338741557 349668704 387133208 442437952 492714992 570512096 677483114 699337408 774266416 985429984 1141024192 1354966228 1548532832 1970859968 2709932456 3097065664 5419864912 10839729824 21679459648
• Sum of all divisors σ(n): 60386000640
• Sum of proper divisors (its aliquot sum) s(n): 38706540992
• 21679459648 is an abundant number, because the sum of its proper divisors (38706540992) is greater than itself. Its abundance is 17027081344

Bases of 21679459648

• Binary: 10100001100001100100100110101000000₂
• Hexadecimal: 0x50C324D40
• Base-36: 9YJE24G

Squares and roots of 21679459648

• 21679459648 squared (21679459648²) is 469998970629260283904
• 21679459648 cubed (21679459648³) is 10189323718358585492985791905792
• The square root of 21679459648 is 147239.4636230383
• The cube root of 21679459648 is 2788.3641120221

Scales and comparisons

• 21,679,459,648 seconds is equal to 689 years, 17 weeks, 4 days, 16 hours, 7 minutes, 28 seconds.
• To count from 1 to 21,679,459,648 would take you about one thousand, three hundred seventy-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 21679459648 cubic inches would be around 232.4 feet tall.

Recreational maths with 21679459648

• 21679459648 backwards is 84695497612
• The number of decimal digits it has is: 11
• The sum of 21679459648's digits is 61
• More coming soon!