61396239840

Names of 61396239840

• Cardinal: 61396239840 can be written as Sixty-one billion, three hundred ninety-six million, two hundred thirty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.139623984 × 10¹⁰

Factors of 61396239840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 251

Divisors of 61396239840

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 26 30 32 34 39 40 48 51 52 60 65 68 78 80 85 96 102 104 120 130 136 156 160 169 170 195 204 208 211 221 240 255 260 272 312 338 340 390 408 416 422 442 480 507 510 520 544 624 633 663 676 680 780 816 844 845 884 1014 1020 1040 1055 1105 1248 1266 1326 1352 1360 1560 1632 1688 1690 1768 2028 2040 2080 2110 2210 2532 2535 2652 2704 2720 2743 2873 3120 3165 3315 3376 3380 3536 3587 4056 4080 4220 4420 5064 5070 5304 5408 5486 5746 6240 6330 6630 6752 6760 7072 7174 8112 8160 8229 8440 8619 8840 10128 10140 10608 10761 10972 11492 12660 13260 13520 13715 14348 14365 16224 16458 16880 17238 17680 17935 20256 20280 21216 21522 21944 22984 25320 26520 27040 27430 28696 28730 32916 33760 34476 35360 35659 35870 40560 41145 43044 43095 43888 44521 45968 46631 50640 53040 53805 54860 57392 57460 65832 68952 71318 71740 81120 82290 86088 86190 87776 89042 91936 93262 101280 106080 106977 107610 109720 114784 114920 131664 133563 137904 139893 142636 143480 164580 172176 172380 178084 178295 186524 213954 215220 219440 222605 229840 233155 263328 267126 275808 279786 285272 286960 329160 344352 344760 356168 356590 373048 427908 430440 438880 445210 459680 466310 534252 534885 559572 570544 573920 578773 606203 658320 667815 689520 699465 712336 713180 746096 756857 855816 860880 890420 932620 1068504 1069770 1119144 1141088 1157546 1212406 1316640 1335630 1379040 1398930 1424672 1426360 1492192 1513714 1711632 1721760 1736319 1780840 1818609 1865240 2137008 2139540 2238288 2270571 2315092 2424812 2671260 2797860 2852720 2893865 3027428 3031015 3423264 3472638 3561680 3637218 3730480 3784285 4274016 4279080 4476576 4541142 4630184 4849624 5342520 5595720 5705440 5787730 6054856 6062030 6945276 7123360 7274436 7460960 7524049 7568570 8558160 8681595 9082284 9093045 9260368 9699248 9839141 10685040 11191440 11352855 11575460 12109712 12124060 13890552 14548872 15048098 15137140 17116320 17363190 18164568 18186090 18520736 19398496 19678282 21370080 22382880 22572147 22705710 23150920 24219424 24248120 27781104 29097744 29517423 30096196 30274280 34726380 36329136 36372180 37620245 39356564 45144294 45411420 46301840 48496240 49195705 55562208 58195488 59034846 60192392 60548560 69452760 72658272 72744360 75240490 78713128 90288588 90822840 92603680 96992480 98391410 112860735 118069692 120384784 121097120 127908833 138905520 145488720 147587115 150480980 157426256 180577176 181645680 196782820 225721470 236139384 240769568 255817666 277811040 290977440 295174230 300961960 314852512 361154352 363291360 383726499 393565640 451442940 472278768 511635332 590348460 601923920 639544165 722308704 767452998 787131280 902885880 944557536 1023270664 1180696920 1203847840 1279088330 1534905996 1574262560 1805771760 1918632495 2046541328 2361393840 2558176660 3069811992 3611543520 3837264990 4093082656 4722787680 5116353320 6139623984 7674529980 10232706640 12279247968 15349059960 20465413280 30698119920 61396239840
• Sum of all divisors σ(n): 222793959024
• Sum of proper divisors (its aliquot sum) s(n): 161397719184
• 61396239840 is an abundant number, because the sum of its proper divisors (161397719184) is greater than itself. Its abundance is 100001479344

Bases of 61396239840

• Binary: 111001001011100000000100010111100000₂
• Hexadecimal: 0xE4B8045E0
• Base-36: S7DQHUO

Squares and roots of 61396239840

• 61396239840 squared (61396239840²) is 3769498266490803225600
• 61396239840 cubed (61396239840³) is 231433019645933589993183227904000
• The square root of 61396239840 is 247782.6463657211
• The cube root of 61396239840 is 3945.0022749421

Scales and comparisons

• 61,396,239,840 seconds is equal to 1,952 years, 10 weeks, 6 days, 15 hours, 4 minutes.
• To count from 1 to 61,396,239,840 would take you about three thousand, nine hundred four 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 61396239840 cubic inches would be around 328.8 feet tall.

Recreational maths with 61396239840

• 61396239840 backwards is 04893269316
• 61396239840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61396239840's digits is 51
• More coming soon!