642049371648

Names of 642049371648

• Cardinal: 642049371648 can be written as Six hundred forty-two billion, forty-nine million, three hundred seventy-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 6.42049371648 × 10¹¹

Factors of 642049371648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1123

Divisors of 642049371648

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 43 48 57 64 72 76 86 96 114 128 129 144 152 171 172 192 199 228 256 258 288 304 342 344 384 387 398 456 512 516 576 597 608 684 688 768 774 796 817 857 912 1032 1152 1194 1216 1368 1376 1536 1548 1592 1634 1714 1791 1824 2064 2304 2388 2432 2451 2571 2736 2752 3096 3184 3268 3428 3582 3648 3781 4128 4608 4776 4864 4902 5142 5472 5504 6192 6368 6536 6856 7164 7296 7353 7562 7713 8256 8557 9552 9728 9804 10284 10944 11008 11343 12384 12736 13072 13712 14328 14592 14706 15124 15426 16283 16512 17114 19104 19608 20568 21888 22016 22686 24768 25472 25671 26144 27424 28656 29184 29412 30248 30852 32566 33024 34029 34228 36851 38208 39216 41136 43776 45372 48849 49536 50944 51342 52288 54848 57312 58824 60496 61704 65132 66048 68058 68456 73702 76416 77013 78432 82272 87552 90744 97698 99072 101888 102684 104576 109696 110553 114624 117648 120992 123408 130264 136116 136912 146547 147404 152832 154026 156864 162583 164544 170543 181488 195396 198144 205368 209152 219392 221106 229248 235296 241984 246816 260528 272232 273824 293094 294808 305664 308052 313728 325166 329088 331659 341086 362976 390792 410736 418304 438784 442212 458496 470592 483968 487749 493632 511629 521056 544464 547648 586188 589616 616104 627456 650332 658176 663318 682172 700169 725952 781584 821472 884424 916992 941184 967936 975498 987264 1023258 1042112 1088928 1095296 1172376 1179232 1232208 1254912 1300664 1316352 1326636 1364344 1400338 1451904 1463247 1534887 1563168 1642944 1768848 1882368 1935872 1950996 1974528 2046516 2084224 2100507 2177856 2190592 2344752 2358464 2464416 2601328 2653272 2728688 2800676 2903808 2926494 3069774 3126336 3240317 3285888 3537696 3764736 3901992 3949056 4093032 4168448 4201014 4355712 4381184 4689504 4716928 4928832 5202656 5306544 5457376 5601352 5807616 5852988 6139548 6252672 6301521 6480634 6571776 7075392 7333349 7803984 8186064 8336896 8402028 8711424 9379008 9433856 9720951 9857664 10405312 10613088 10914752 11202704 11705976 12279096 12505344 12603042 12961268 13143552 14150784 14666698 15607968 16372128 16804056 17422848 18758016 18867712 19441902 19715328 20810624 21226176 21829504 22000047 22405408 23411952 24558192 25010688 25206084 25922536 28301568 29162853 29333396 31215936 32744256 33608112 37516032 38883804 39430656 41621248 42452352 43659008 44000094 44810816 46823904 49116384 50412168 51845072 56603136 58325706 58666792 62431872 65488512 66000141 67216224 75032064 77767608 83242496 84904704 87318016 88000188 89621632 93647808 98232768 100824336 103690144 116651412 117333584 124863744 130977024 132000282 134432448 139333631 155535216 169809408 176000376 179243264 187295616 196465536 201648672 207380288 233302824 234667168 249727488 261954048 264000564 268864896 278667262 311070432 352000752 358486528 374591232 392931072 403297344 414760576 418000893 466605648 469334336 528001128 537729792 557334524 622140864 704001504 749182464 785862144 806594688 829521152 836001786 933211296 938668672 1056002256 1075459584 1114669048 1244281728 1254002679 1408003008 1613189376 1659042304 1672003572 1866422592 1877337344 2112004512 2229338096 2488563456 2508005358 2816006016 3226378752 3344007144 3732845184 3754674688 4224009024 4458676192 4977126912 5016010716 5632012032 6688014288 7465690368 8448018048 8917352384 10032021432 11264024064 13376028576 14931380736 16896036096 17834704768 20064042864 26752057152 33792072192 35669409536 40128085728 53504114304 71338819072 80256171456 107008228608 160512342912 214016457216 321024685824 642049371648
• Sum of all divisors σ(n): 2008255392000
• Sum of proper divisors (its aliquot sum) s(n): 1366206020352
• 642049371648 is an abundant number, because the sum of its proper divisors (1366206020352) is greater than itself. Its abundance is 724156648704

Bases of 642049371648

• Binary: 1001010101111101000111111110111000000000₂
• Hexadecimal: 0x957D1FEE00
• Base-36: 86YBM9S0

Squares and roots of 642049371648

• 642049371648 squared (642049371648²) is 412227395633591626235904
• 642049371648 cubed (642049371648³) is 264670340342639002466196634617249792
• The square root of 642049371648 is 801279.8335463085
• The cube root of 642049371648 is 8626.9273705367

Scales and comparisons

• 642,049,371,648 seconds is equal to 20,415 years, 9 weeks, 3 days, 23 hours, 40 minutes, 48 seconds.
• To count from 1 to 642,049,371,648 would take you about forty thousand, eight hundred thirty 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 642049371648 cubic inches would be around 718.9 feet tall.

Recreational maths with 642049371648

• 642049371648 backwards is 846173940246
• The number of decimal digits it has is: 12
• The sum of 642049371648's digits is 54
• More coming soon!