42397904640

Names of 42397904640

• Cardinal: 42397904640 can be written as Forty-two billion, three hundred ninety-seven million, nine hundred four thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.239790464 × 10¹⁰

Factors of 42397904640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 17363

Divisors of 42397904640

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 49 52 56 60 64 65 70 78 80 84 91 96 98 104 105 112 120 128 130 140 147 156 160 168 182 192 195 196 208 210 224 240 245 256 260 273 280 294 312 320 336 364 384 390 392 416 420 448 455 480 490 520 546 560 588 624 637 640 672 728 735 768 780 784 832 840 896 910 960 980 1040 1092 1120 1176 1248 1274 1280 1344 1365 1456 1470 1560 1568 1664 1680 1792 1820 1911 1920 1960 2080 2184 2240 2352 2496 2548 2688 2730 2912 2940 3120 3136 3185 3328 3360 3640 3822 3840 3920 4160 4368 4480 4704 4992 5096 5376 5460 5824 5880 6240 6272 6370 6720 7280 7644 7840 8320 8736 8960 9408 9555 9984 10192 10920 11648 11760 12480 12544 12740 13440 14560 15288 15680 16640 17333 17472 18816 19110 20384 21840 23296 23520 24960 25480 26880 29120 30576 31360 34666 34944 37632 38220 40768 43680 47040 49920 50960 51999 58240 61152 62720 69332 69888 76440 81536 86665 87360 94080 101920 103998 116480 121331 122304 138664 152880 163072 173330 174720 188160 203840 207996 225329 242662 244608 259995 277328 305760 346660 349440 363993 407680 415992 450658 485324 489216 519990 554656 606655 611520 675987 693320 727986 815360 831984 849317 901316 970648 1039980 1109312 1126645 1213310 1223040 1351974 1386640 1455972 1577303 1663968 1698634 1802632 1819965 1941296 2079960 2218624 2253290 2426620 2446080 2547951 2703948 2773280 2911944 3154606 3327936 3379935 3397268 3605264 3639930 3882592 4159920 4246585 4437248 4506580 4731909 4853240 5095902 5407896 5546560 5823888 6309212 6655872 6759870 6794536 7210528 7279860 7765184 7886515 8319840 8493170 9013160 9463818 9706480 10191804 10815792 11041121 11093120 11647776 12618424 12739755 13311744 13519740 13589072 14421056 14559720 15530368 15773030 16639680 16986340 18026320 18927636 19412960 20383608 21631584 22082242 22186240 23295552 23659545 25236848 25479510 27039480 27178144 28842112 29119440 31060736 31546060 33123363 33279360 33972680 36052640 37855272 38825920 40767216 43263168 44164484 46591104 47319090 50473696 50959020 54078960 54356288 55205605 57684224 58238880 63092120 66246726 66558720 67945360 72105280 75710544 77651840 81534432 86526336 88328968 93182208 94638180 100947392 101918040 108157920 108712576 110411210 116477760 126184240 132493452 135890720 144210560 151421088 155303680 163068864 165616815 173052672 176657936 189276360 201894784 203836080 216315840 217425152 220822420 232955520 252368480 264986904 271781440 288421120 302842176 326137728 331233630 353315872 378552720 403789568 407672160 432631680 441644840 465911040 504736960 529973808 543562880 605684352 652275456 662467260 706631744 757105440 815344320 865263360 883289680 1009473920 1059947616 1087125760 1211368704 1324934520 1413263488 1514210880 1630688640 1766579360 2018947840 2119895232 2649869040 2826526976 3028421760 3261377280 3533158720 4239790464 5299738080 6056843520 7066317440 8479580928 10599476160 14132634880 21198952320 42397904640
• Sum of all divisors σ(n): 169642172448
• Sum of proper divisors (its aliquot sum) s(n): 127244267808
• 42397904640 is an abundant number, because the sum of its proper divisors (127244267808) is greater than itself. Its abundance is 84846363168

Bases of 42397904640

• Binary: 100111011111000111001010111100000000₂
• Hexadecimal: 0x9DF1CAF00
• Base-36: JH6M8LC

Squares and roots of 42397904640

• 42397904640 squared (42397904640²) is 1797582317862533529600
• 42397904640 cubed (42397904640³) is 76213723695285865216783417344000
• The square root of 42397904640 is 205907.5147730165
• The cube root of 42397904640 is 3486.9693599449

Scales and comparisons

• 42,397,904,640 seconds is equal to 1,348 years, 6 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 42,397,904,640 would take you about two thousand, six hundred ninety-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 42397904640 cubic inches would be around 290.6 feet tall.

Recreational maths with 42397904640

• 42397904640 backwards is 04640979324
• 42397904640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42397904640's digits is 48
• More coming soon!