21127812160

Names of 21127812160

• Cardinal: 21127812160 can be written as Twenty-one billion, one hundred twenty-seven million, eight hundred twelve thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.112781216 × 10¹⁰

Factors of 21127812160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 111

Divisors of 21127812160

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 17 20 26 28 32 34 35 40 49 52 56 64 65 67 68 70 80 85 91 98 104 112 119 130 134 136 140 160 169 170 182 196 208 221 224 238 245 260 268 272 280 320 335 338 340 343 364 392 416 442 448 455 469 476 490 520 536 544 560 595 637 670 676 680 686 728 784 832 833 845 871 884 910 938 952 980 1040 1072 1088 1105 1120 1139 1183 1190 1274 1340 1352 1360 1372 1456 1547 1568 1666 1690 1715 1742 1768 1820 1876 1904 1960 2080 2144 2210 2240 2278 2345 2366 2380 2548 2680 2704 2720 2744 2873 2912 3094 3136 3185 3283 3332 3380 3430 3484 3536 3640 3752 3808 3920 4160 4165 4288 4355 4420 4459 4556 4690 4732 4760 5096 5360 5408 5440 5488 5695 5746 5824 5831 5915 6097 6188 6370 6566 6664 6760 6860 6968 7072 7280 7504 7616 7735 7840 7973 8281 8330 8710 8840 8918 9112 9380 9464 9520 10192 10720 10816 10829 10976 11323 11390 11492 11662 11830 12194 12376 12740 13132 13328 13520 13720 13936 14144 14365 14560 14807 15008 15470 15680 15946 16415 16562 16660 17420 17680 17836 18224 18760 18928 19040 20111 20384 21440 21658 21952 22295 22646 22780 22981 22984 23324 23660 24388 24752 25480 26264 26656 27040 27440 27872 28730 29120 29155 29614 30016 30485 30940 31892 32830 33124 33320 34840 35360 35672 36448 37520 37856 38080 39865 40222 40768 41405 42679 43316 44590 45292 45560 45962 45968 46648 47320 48776 49504 50960 52528 53312 54080 54145 54880 55744 55811 56615 57460 57967 58310 59228 60970 61880 63784 65660 66248 66640 69680 70720 71344 72896 74035 75040 75712 75803 79261 79730 80444 82810 85358 86632 89180 90584 91120 91924 91936 93296 94640 97552 99008 100555 101920 103649 105056 108290 109760 111622 113230 114905 114920 115934 116620 118456 121940 123760 127568 131320 132496 133280 139360 140777 142688 148070 150080 151606 158522 159460 160888 165620 170716 173264 178360 181168 182240 183848 183872 186592 189280 192491 195104 201110 203840 207298 210112 213395 216580 223244 226460 229810 229840 231868 233240 236912 243880 247520 255136 262640 264992 266560 278720 279055 281554 285376 289835 296140 298753 303212 317044 318920 321776 331240 341432 346528 356720 362336 364480 367696 373184 378560 379015 384982 390208 390677 396305 402220 414596 426790 433160 446488 452920 459620 459680 463736 466480 473824 487760 495040 510272 518245 525280 529984 554827 558110 563108 579670 592280 597506 606424 634088 637840 643552 662480 682864 693056 703885 713440 724672 725543 735392 758030 769964 781354 792610 804440 829192 853580 866320 892976 905840 919240 919360 927472 932960 947648 962455 975520 985439 1036490 1050560 1109654 1116220 1126216 1159340 1184560 1195012 1212848 1268176 1275680 1287104 1324960 1347437 1365728 1407770 1426880 1451086 1470784 1493765 1516060 1539928 1562708 1585220 1608880 1658384 1707160 1732640 1785952 1811680 1838480 1854944 1865920 1924910 1951040 1953385 1970878 2072980 2219308 2232440 2252432 2318680 2369120 2390024 2425696 2536352 2551360 2649920 2694874 2731456 2774135 2815540 2902172 2987530 3032120 3079856 3125416 3170440 3217760 3316768 3414320 3465280 3571904 3623360 3627715 3676960 3709888 3849820 3883789 3906770 3941756 4145960 4438616 4464880 4504864 4637360 4738240 4780048 4851392 4927195 5072704 5078801 5389748 5548270 5631080 5804344 5975060 6064240 6159712 6250832 6340880 6435520 6633536 6737185 6828640 7255430 7353920 7699640 7767578 7813540 7883512 8291920 8877232 8929760 9009728 9274720 9432059 9560096 9854390 10157602 10779496 11096540 11262160 11608688 11950120 12128480 12319424 12501664 12681760 13474370 13657280 14510860 15399280 15535156 15627080 15767024 16583840 17754464 17859520 18549440 18864118 19120192 19418945 19708780 20315204 21558992 22193080 22524320 23217376 23900240 24256960 25003328 25363520 25394005 26948740 29021720 30798560 31070312 31254160 31534048 33167680 35508928 37728236 38837890 39417560 40630408 43117984 44386160 45048640 46434752 47160295 47800480 50788010 53897480 58043440 61597120 62140624 62508320 63068096 66024413 75456472 77675780 78835120 81260816 86235968 88772320 94320590 95600960 101576020 107794960 116086880 124281248 125016640 132048826 150912944 155351560 157670240 162521632 177544640 188641180 203152040 215589920 232173760 248562496 264097652 301825888 310703120 315340480 325043264 330122065 377282360 406304080 431179840 528195304 603651776 621406240 660244130 754564720 812608160 1056390608 1242812480 1320488260 1509129440 1625216320 2112781216 2640976520 3018258880 4225562432 5281953040 10563906080 21127812160
• Sum of all divisors σ(n): 68272761600
• Sum of proper divisors (its aliquot sum) s(n): 47144949440
• 21127812160 is an abundant number, because the sum of its proper divisors (47144949440) is greater than itself. Its abundance is 26017137280

Bases of 21127812160

• Binary: 10011101011010100001101010001000000₂
• Hexadecimal: 0x4EB50D440
• Base-36: 9PEYC74

Squares and roots of 21127812160

• 21127812160 squared (21127812160²) is 446384446668243865600
• 21127812160 cubed (21127812160³) is 9431126740352194229469085696000
• The square root of 21127812160 is 145354.0923400507
• The cube root of 21127812160 is 2764.5100664807

Scales and comparisons

• 21,127,812,160 seconds is equal to 671 years, 41 weeks, 3 days, 20 hours, 42 minutes, 40 seconds.
• To count from 1 to 21,127,812,160 would take you about one thousand, three hundred forty-three 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 21127812160 cubic inches would be around 230.4 feet tall.

Recreational maths with 21127812160

• 21127812160 backwards is 06121872112
• The number of decimal digits it has is: 11
• The sum of 21127812160's digits is 31
• More coming soon!