64649513772

Names of 64649513772

• Cardinal: 64649513772 can be written as Sixty-four billion, six hundred forty-nine million, five hundred thirteen thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 6.4649513772 × 10¹⁰

Factors of 64649513772

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 378

Divisors of 64649513772

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 27 36 37 38 54 57 67 71 74 76 108 111 114 134 142 148 171 179 201 213 222 228 268 284 333 342 358 402 426 444 513 537 603 639 666 684 703 716 804 852 999 1026 1074 1206 1273 1278 1332 1349 1406 1611 1809 1917 1998 2052 2109 2148 2412 2479 2546 2556 2627 2698 2812 3222 3401 3618 3819 3834 3996 4047 4218 4757 4833 4958 5092 5254 5396 6327 6444 6623 6802 7236 7437 7638 7668 7881 8094 8436 9514 9666 9916 10203 10508 11457 11993 12141 12654 12709 13246 13604 14271 14874 15276 15762 16188 18981 19028 19332 19869 20406 22311 22914 23643 23986 24282 25308 25418 26492 28542 29748 30609 31524 34371 35979 36423 37962 38127 39738 40812 42813 44622 45828 47101 47286 47972 48564 49913 50836 57084 59607 61218 66933 68742 70929 71958 72846 75924 76254 79476 85626 89244 90383 91827 94202 94572 99826 107937 114381 119214 122436 125837 128439 133866 137484 141303 141858 143916 145692 149739 152508 171252 176009 178821 180766 183654 188404 199652 215874 227867 228762 238428 241471 251674 256878 267732 271149 282606 283716 299478 323811 343143 352018 357642 361532 367308 377511 423909 431748 443741 449217 455734 457524 470233 482942 503348 513756 528027 542298 565212 598956 647622 683601 686286 704036 715284 724413 755022 813447 847818 851503 887482 898434 911468 940466 965884 1056054 1084596 1132533 1271727 1295244 1331223 1347651 1367202 1372572 1410699 1448826 1510044 1584081 1626894 1695636 1703006 1774964 1796868 1880932 2050803 2112108 2173239 2265066 2440341 2543454 2554509 2662446 2695302 2734404 2821398 2897652 3168162 3253788 3344171 3397599 3406012 3993669 4101606 4232097 4346478 4530132 4752243 4880682 5086908 5109018 5324892 5390604 5642796 6152409 6336324 6519717 6688342 6795198 7663527 7987338 8203212 8431079 8464194 8692956 8934427 9504486 9761364 10032513 10218036 11981007 12304818 12696291 13039434 13376684 13590396 15327054 15974676 16178557 16862158 16928388 17868854 19008972 20065026 22990581 23962014 24609636 25293237 25392582 26078868 26803281 30097539 30654108 31505611 32357114 33724316 35737708 40130052 45981162 47924028 48535671 50586474 50785164 53606562 60195078 63011222 64714228 75879711 80409843 90292617 91962324 94516833 97071342 101172948 107213124 120390156 126022444 145607013 151759422 160819686 180585234 189033666 194142684 227639133 241229529 283550499 291214026 303518844 321639372 361170468 378067332 436821039 455278266 482459058 567100998 582428052 598606609 850651497 873642078 910556532 964918116 1134201996 1197213218 1701302994 1747284156 1795819827 2394426436 3402605988 3591639654 5387459481 7183279308 10774918962 16162378443 21549837924 32324756886 64649513772
• Sum of all divisors σ(n): 187536384000
• Sum of proper divisors (its aliquot sum) s(n): 122886870228
• 64649513772 is an abundant number, because the sum of its proper divisors (122886870228) is greater than itself. Its abundance is 58237356456

Bases of 64649513772

• Binary: 111100001101011010010100101100101100₂
• Hexadecimal: 0xF0D694B2C
• Base-36: TP6NG30

Squares and roots of 64649513772

• 64649513772 squared (64649513772²) is 4179559630956017667984
• 64649513772 cubed (64649513772³) is 270206497922386301752606931475648
• The square root of 64649513772 is 254262.6865507401
• The cube root of 64649513772 is 4013.4860176499

Scales and comparisons

• 64,649,513,772 seconds is equal to 2,055 years, 34 weeks, 6 hours, 16 minutes, 12 seconds.
• To count from 1 to 64,649,513,772 would take you about four thousand, one hundred eleven 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 64649513772 cubic inches would be around 334.5 feet tall.

Recreational maths with 64649513772

• 64649513772 backwards is 27731594646
• 64649513772 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64649513772's digits is 54
• More coming soon!