70138897920

Names of 70138897920

• Cardinal: 70138897920 can be written as Seventy billion, one hundred thirty-eight million, eight hundred ninety-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 7.013889792 × 10¹⁰

Factors of 70138897920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 89

Divisors of 70138897920

• Number of divisors d(n): 1680
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 49 52 54 56 59 60 63 64 65 70 72 78 80 81 84 90 91 96 98 104 105 108 112 117 118 120 126 128 130 135 140 144 147 156 160 162 168 177 180 182 189 192 195 196 208 210 216 224 234 236 240 243 245 252 256 260 270 273 280 288 294 295 312 315 320 324 336 351 354 360 364 378 384 390 392 405 413 416 420 432 441 448 455 468 472 480 486 490 504 512 520 531 540 546 560 567 576 585 588 590 624 630 637 640 648 672 702 708 720 728 729 735 756 767 768 780 784 810 819 826 832 840 864 882 885 896 910 936 944 945 960 972 980 1008 1040 1053 1062 1080 1092 1120 1134 1152 1170 1176 1180 1215 1239 1248 1260 1274 1280 1296 1323 1344 1365 1404 1416 1440 1456 1458 1470 1512 1534 1536 1560 1568 1593 1620 1638 1652 1664 1680 1701 1728 1755 1764 1770 1792 1820 1872 1888 1890 1911 1920 1944 1960 2016 2065 2080 2106 2124 2160 2184 2205 2240 2268 2301 2304 2340 2352 2360 2430 2457 2478 2496 2520 2548 2560 2592 2646 2655 2688 2730 2808 2832 2835 2880 2891 2912 2916 2940 3024 3068 3120 3136 3159 3185 3186 3240 3276 3304 3328 3360 3402 3456 3510 3528 3540 3584 3640 3645 3717 3744 3776 3780 3822 3835 3840 3888 3920 3969 4032 4095 4130 4160 4212 4248 4320 4368 4410 4480 4536 4602 4608 4680 4704 4720 4779 4860 4914 4956 4992 5040 5096 5103 5184 5265 5292 5310 5369 5376 5460 5616 5664 5670 5733 5760 5782 5824 5832 5880 6048 6136 6195 6240 6272 6318 6370 6372 6480 6552 6608 6615 6656 6720 6804 6903 6912 7020 7056 7080 7280 7290 7371 7434 7488 7552 7560 7644 7670 7680 7776 7840 7938 7965 8064 8190 8260 8320 8424 8496 8505 8640 8673 8736 8820 8960 9072 9204 9360 9408 9440 9477 9555 9558 9720 9828 9912 9984 10080 10192 10206 10368 10530 10584 10620 10738 10752 10920 11151 11232 11328 11340 11466 11505 11520 11564 11648 11664 11760 11907 12096 12272 12285 12390 12480 12544 12636 12740 12744 12960 13104 13216 13230 13440 13608 13806 13824 14040 14112 14160 14337 14455 14560 14580 14742 14868 14976 15104 15120 15288 15340 15552 15680 15795 15876 15930 16107 16128 16380 16520 16640 16848 16992 17010 17199 17280 17346 17472 17640 17920 18144 18408 18585 18720 18816 18880 18954 19110 19116 19440 19656 19824 19845 19968 20160 20384 20412 20709 20736 21060 21168 21240 21476 21840 22113 22302 22464 22656 22680 22932 23010 23040 23128 23296 23328 23520 23814 23895 24192 24544 24570 24780 24960 25088 25272 25480 25488 25515 25920 26019 26208 26432 26460 26845 26880 27216 27612 28080 28224 28320 28665 28674 28910 29120 29160 29484 29736 29952 30208 30240 30576 30680 31104 31360 31590 31752 31860 32214 32256 32760 33040 33280 33453 33696 33984 34020 34398 34515 34560 34692 34944 35280 35721 36288 36816 36855 37170 37440 37583 37632 37760 37908 38220 38232 38880 39312 39648 39690 40320 40768 40824 41418 41472 42120 42336 42480 42952 43011 43365 43680 44226 44604 44928 45312 45360 45864 46020 46256 46592 46656 47040 47385 47628 47790 48321 48384 49088 49140 49560 49920 50544 50960 50976 51030 51597 51840 52038 52416 52864 52920 53690 53760 54432 55224 55755 56160 56448 56640 57330 57348 57820 58240 58320 58968 59472 59535 59904 60480 61152 61360 62127 62208 62720 63180 63504 63720 64428 65520 66080 66339 66906 67392 67968 68040 68796 69030 69120 69384 69888 70560 71442 71685 72576 73632 73710 74340 74880 75166 75264 75520 75816 76440 76464 77760 78057 78624 79296 79380 80535 80640 81536 81648 82836 84240 84672 84960 85904 85995 86022 86730 87360 88452 89208 89856 90624 90720 91728 92040 92512 93312 94080 94770 95256 95580 96642 96768 98176 98280 99120 99840 100359 101088 101920 101952 102060 103194 103545 103680 104076 104832 105728 105840 107380 108864 110448 110565 111510 112320 112749 112896 113280 114660 114696 115640 116480 116640 117936 118944 119070 120960 122304 122720 124254 124416 125440 126360 127008 127440 128856 130095 131040 132160 132678 133812 134784 135936 136080 137592 138060 138768 139776 141120 142884 143370 144963 145152 147264 147420 148680 149760 150332 151040 151632 152880 152928 154791 155520 156114 157248 158592 158760 161070 161280 163072 163296 165672 167265 168480 169344 169920 171808 171990 172044 173460 174720 176904 178416 178605 179712 181440 183456 184080 185024 186381 186624 187915 188160 189540 190512 191160 193284 196352 196560 198240 200718 202176 203840 203904 204120 206388 207090 207360 208152 209664 211456 211680 214760 215055 217728 220896 221130 223020 224640 225498 225792 226560 229320 229392 231280 232960 233280 234171 235872 237888 238140 241605 241920 244608 245440 248508 252720 254016 254880 257712 257985 260190 262080 264320 265356 267624 269568 271872 272160 275184 276120 277536 282240 285768 286740 289926 290304 294528 294840 297360 299520 300664 301077 303264 305760 305856 309582 310635 311040 312228 314496 317184 317520 322140 326144 326592 331344 331695 334530 336960 338247 338688 339840 343616 343980 344088 346920 349440 353808 356832 357210 362880 366912 368160 370048 372762 373248 375830 376320 379080 381024 382320 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2426112 2446080 2446848 2476656 2485080 2497824 2540160 2577120 2609334 2612736 2650752 2653560 2676240 2695680 2705976 2748928 2751840 2752704 2775360 2795715 2810052 2830464 2854656 2857680 2899260 2935296 2945280 2982096 3006640 3010770 3032640 3044223 3048192 3058560 3092544 3095820 3122280 3144960 3171840 3211488 3265920 3302208 3313440 3330432 3382470 3386880 3436160 3440880 3479112 3512565 3534336 3538080 3568320 3607968 3669120 3670272 3700480 3714984 3727620 3746736 3773952 3810240 3865680 3914001 3976128 4014360 4043520 4058964 4078080 4123392 4127760 4163040 4215078 4245696 4281984 4348890 4354560 4402944 4417920 4440576 4473144 4509960 4572288 4587840 4638816 4643730 4683420 4717440 4757760 4810624 4817232 4852224 4892160 4953312 4970160 4995648 5073705 5080320 5154240 5218668 5301504 5307120 5352480 5411952 5503680 5505408 5550720 5591430 5620104 5660928 5709312 5715360 5798520 5890560 5964192 6013280 6021540 6065280 6088446 6096384 6117120 6185088 6191640 6244560 6289920 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72159360 73061352 74221056 74299680 74934720 77075712 78280020 79252992 79522560 81179280 83498688 84301560 84913920 85639680 86591232 89462880 89921664 91326690 91445760 92776320 95427072 96212480 96344640 97415136 99066240 99912960 104373360 108239040 109592028 110108160 111331584 112402080 118879488 119283840 119895552 121768920 123701760 125248032 128459520 129886848 132088320 134882496 136990035 139164480 143140608 144318720 146122704 148599360 149869440 154151424 156560040 159045120 162358560 166997376 168603120 169827840 173182464 178925760 179843328 182653380 185552640 192689280 194830272 198132480 199825920 208746720 216478080 219184056 222663168 224804160 237758976 238567680 243537840 250496064 256919040 259773696 269764992 273980070 278328960 286281216 288637440 292245408 297198720 299738880 313120080 324717120 333994752 337206240 357851520 359686656 365306760 371105280 385378560 389660544 396264960 417493440 432956160 438368112 449608320 477135360 487075680 500992128 519547392 539529984 547960140 556657920 584490816 594397440 599477760 626240160 649434240 667989504 674412480 715703040 730613520 770757120 779321088 834986880 865912320 876736224 899216640 974151360 1001984256 1079059968 1095920280 1113315840 1168981632 1188794880 1252480320 1298868480 1348824960 1431406080 1461227040 1558642176 1669973760 1753472448 1798433280 1948302720 2003968512 2191840560 2337963264 2504960640 2597736960 2697649920 2922454080 3339947520 3506944896 3896605440 4383681120 4675926528 5009921280 5395299840 5844908160 7013889792 7793210880 8767362240 10019842560 11689816320 14027779584 17534724480 23379632640 35069448960 70138897920
• Sum of all divisors σ(n): 321218971920
• Sum of proper divisors (its aliquot sum) s(n): 251080074000
• 70138897920 is an abundant number, because the sum of its proper divisors (251080074000) is greater than itself. Its abundance is 180941176080

Bases of 70138897920

• Binary: 1000001010100100110101010011000000000₂
• Hexadecimal: 0x10549AA600
• Base-36: W7YW000

Squares and roots of 70138897920

• 70138897920 squared (70138897920²) is 4919465001432180326400
• 70138897920 cubed (70138897920³) is 345045853556464349716401881088000
• The square root of 70138897920 is 264837.4934181337
• The cube root of 70138897920 is 4124.0093938635

Scales and comparisons

• 70,138,897,920 seconds is equal to 2,230 years, 10 weeks, 2 days, 19 hours, 12 minutes.
• To count from 1 to 70,138,897,920 would take you about four thousand, four hundred sixty 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 70138897920 cubic inches would be around 343.7 feet tall.

Recreational maths with 70138897920

• 70138897920 backwards is 02979883107
• 70138897920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 70138897920's digits is 54
• More coming soon!