642837825349368

Names of 642837825349368

• Cardinal: 642837825349368 can be written as Six hundred forty-two trillion, eight hundred thirty-seven billion, eight hundred twenty-five million, three hundred forty-nine thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 6.42837825349368 × 10¹⁴

Factors of 642837825349368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 660

Divisors of 642837825349368

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 11 12 22 24 31 33 44 62 66 88 93 121 124 132 186 242 248 264 341 363 372 484 613 682 726 744 961 968 1023 1226 1364 1452 1839 1922 2046 2452 2728 2883 2904 3678 3751 3844 4092 4904 5766 6743 7356 7502 7688 8184 10571 11253 11532 13486 14712 15004 19003 20229 21142 22506 23064 26972 30008 31713 38006 40458 42284 45012 53944 57009 63426 74173 76012 80916 84568 90024 114018 116281 126852 148346 152024 161832 209033 222519 228036 232562 253704 296692 348843 375769 418066 445038 456072 465124 589093 593384 627099 697686 751538 836132 890076 930248 1127307 1178186 1254198 1395372 1503076 1672264 1767279 1780152 2254614 2299363 2356372 2508396 2790744 3006152 3534558 4133459 4509228 4598726 4712744 5016792 6480023 6898089 7069116 8266918 9018456 9197452 11648839 12400377 12960046 13796178 14138232 16533836 18394904 19440069 23297678 24800754 25920092 27592356 33067672 34946517 38880138 45468049 46595356 49601508 51840184 55184712 69893034 71280253 77760276 90936098 93190712 99203016 128137229 136404147 139786068 142560506 155520552 181872196 213840759 230346397 256274458 272808294 279572136 285121012 361114009 363744392 384411687 427681518 460692794 512548916 545616588 570242024 691039191 722228018 768823374 855363036 921385588 1025097832 1083342027 1091233176 1382078382 1409509519 1444456036 1537646748 1710726072 1842771176 2166684054 2533810367 2764156764 2819019038 2888912072 3075293496 3972254099 4228528557 4333368108 5067620734 5528313528 5638038076 7140738307 7601431101 7944508198 8457057114 8666736216 10135241468 11276076152 11916762297 14281476614 15202862202 15889016396 16914114228 20270482936 21422214921 23833524594 27871914037 28562953228 30405724404 31778032792 33828228456 42844429842 43694795089 47667049188 55743828074 57125906456 60811448808 78548121377 83615742111 85688859684 87389590178 95334098376 111487656148 131084385267 157096242754 167231484222 171377719368 174779180356 221362887517 222975312296 235644364131 262168770534 314192485508 334462968444 349558360712 442725775034 471288728262 524337541068 628384971016 664088662551 668925936888 864029335147 885451550068 942577456524 1048675082136 1328177325102 1728058670294 1770903100136 1885154913048 2434991762687 2592088005441 2656354650204 3456117340588 4869983525374 5184176010882 5312709300408 6912234681176 7304975288061 9739967050748 10368352021764 14609950576122 19479934101496 20736704043528 26784909389557 29219901152244 53569818779114 58439802304488 80354728168671 107139637558228 160709456337342 214279275116456 321418912674684 642837825349368
• Sum of all divisors σ(n): 1828279609909200
• Sum of proper divisors (its aliquot sum) s(n): 1185441784559832
• 642837825349368 is an abundant number, because the sum of its proper divisors (1185441784559832) is greater than itself. Its abundance is 542603959210464

Bases of 642837825349368

• Binary: 10010010001010100001011000001110100110011011111000₂
• Hexadecimal: 0x248A8583A66F8
• Base-36: 6BV7MBMRCO

Squares and roots of 642837825349368

• 642837825349368 squared (642837825349368²) is 413240469699904555611257999424
• 642837825349368 cubed (642837825349368³) is 265646604888238043654848892648369397542764032
• The square root of 642837825349368 is 25354246.6926029573
• The cube root of 642837825349368 is 86304.5729138957

Scales and comparisons

• 642,837,825,349,368 seconds is equal to 20,440,254 years, 21 weeks, 5 days, 5 hours, 2 minutes, 48 seconds.
• To count from 1 to 642,837,825,349,368 would take you about fifty-one million, one hundred thousand, six hundred thirty-six 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 642837825349368 cubic inches would be around 7192 feet tall.

Recreational maths with 642837825349368

• 642837825349368 backwards is 863943528738246
• The number of decimal digits it has is: 15
• The sum of 642837825349368's digits is 78
• More coming soon!