64840169472

Names of 64840169472

• Cardinal: 64840169472 can be written as Sixty-four billion, eight hundred forty million, one hundred sixty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 6.4840169472 × 10¹⁰

Factors of 64840169472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 88

Divisors of 64840169472

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 48 51 52 53 64 68 78 96 102 104 106 128 136 156 159 192 204 208 212 221 256 272 289 312 318 384 408 416 424 442 512 544 578 624 636 663 689 768 816 832 848 867 884 901 1024 1088 1156 1248 1272 1326 1378 1536 1632 1664 1696 1734 1768 1802 2048 2067 2176 2312 2496 2544 2652 2703 2756 2809 3072 3264 3328 3392 3468 3536 3604 3757 4134 4352 4624 4992 5088 5304 5406 5512 5618 6144 6528 6656 6784 6936 7072 7208 7514 8268 8427 8704 9248 9984 10176 10608 10812 11024 11236 11271 11713 13056 13312 13568 13872 14144 14416 15028 15317 16536 16854 17408 18496 19968 20352 21216 21624 22048 22472 22542 23426 26112 26624 27136 27744 28288 28832 30056 30634 33072 33708 34816 35139 36517 36992 39936 40704 42432 43248 44096 44944 45084 45951 46852 47753 52224 54272 55488 56576 57664 60112 61268 66144 67416 70278 73034 73984 79872 81408 84864 86496 88192 89888 90168 91902 93704 95506 104448 108544 109551 110976 113152 115328 120224 122536 132288 134832 140556 143259 146068 147968 162816 169728 172992 176384 179776 180336 183804 187408 191012 199121 219102 221952 226304 230656 240448 245072 264576 269664 281112 286518 292136 295936 325632 339456 345984 352768 359552 360672 367608 374816 382024 398242 438204 443904 452608 461312 480896 490144 529152 539328 562224 573036 584272 591872 597363 620789 678912 691968 705536 719104 721344 735216 749632 764048 796484 811801 876408 887808 922624 961792 980288 1058304 1078656 1124448 1146072 1168544 1194726 1241578 1357824 1383936 1411072 1438208 1442688 1470432 1499264 1528096 1592968 1623602 1752816 1775616 1845248 1862367 1923584 1960576 2116608 2157312 2248896 2292144 2337088 2389452 2435403 2483156 2767872 2876416 2885376 2940864 2998528 3056192 3185936 3247204 3505632 3724734 3847168 3921152 4233216 4314624 4497792 4584288 4674176 4778904 4870806 4966312 5535744 5752832 5770752 5881728 5997056 6112384 6371872 6494408 7011264 7449468 7694336 7842304 8629248 8995584 9168576 9348352 9557808 9741612 9932624 10553413 11541504 11763456 11994112 12224768 12743744 12988816 14022528 14898936 15684608 17258496 17991168 18337152 18696704 19115616 19483224 19865248 21106826 23083008 23526912 23988224 24449536 25487488 25977632 28045056 29797872 31369216 31660239 35982336 36674304 37393408 38231232 38966448 39730496 42213652 47053824 48899072 50974976 51955264 56090112 59595744 63320478 71964672 73348608 74786816 76462464 77932896 79460992 84427304 94107648 97798144 101949952 103910528 112180224 119191488 126640956 146697216 152924928 155865792 158921984 168854608 203899904 207821056 224360448 238382976 253281912 293394432 305849856 311731584 317843968 337709216 407799808 415642112 476765952 506563824 611699712 623463168 635687936 675418432 831284224 953531904 1013127648 1223399424 1246926336 1271375872 1350836864 1662568448 1907063808 2026255296 2493852672 2701673728 3814127616 4052510592 4987705344 5403347456 8105021184 10806694912 16210042368 21613389824 32420084736 64840169472
• Sum of all divisors σ(n): 201558750120
• Sum of proper divisors (its aliquot sum) s(n): 136718580648
• 64840169472 is an abundant number, because the sum of its proper divisors (136718580648) is greater than itself. Its abundance is 71878411176

Bases of 64840169472

• Binary: 111100011000110001100111100000000000₂
• Hexadecimal: 0xF18C67800
• Base-36: TSC5UYO

Squares and roots of 64840169472

• 64840169472 squared (64840169472²) is 4204247577157680758784
• 64840169472 cubed (64840169472³) is 272604125405149416466028112642048
• The square root of 64840169472 is 254637.3292979645
• The cube root of 64840169472 is 4017.4274910343

Scales and comparisons

• 64,840,169,472 seconds is equal to 2,061 years, 37 weeks, 1 day, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 64,840,169,472 would take you about four thousand, one hundred twenty-three 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 64840169472 cubic inches would be around 334.8 feet tall.

Recreational maths with 64840169472

• 64840169472 backwards is 27496104846
• 64840169472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64840169472's digits is 51
• More coming soon!