10138739940

Names of 10138739940

• Cardinal: 10138739940 can be written as Ten billion, one hundred thirty-eight million, seven hundred thirty-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.013873994 × 10¹⁰

Factors of 10138739940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 134

Divisors of 10138739940

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 23 28 30 35 36 41 42 45 46 49 53 60 63 69 70 82 84 90 92 98 105 106 115 123 126 138 140 147 159 161 164 180 196 205 207 210 212 230 245 246 252 265 276 287 294 315 318 322 345 369 371 410 414 420 441 460 477 483 490 492 529 530 574 588 615 630 636 644 690 735 738 742 795 805 820 828 861 882 943 954 966 980 1035 1058 1060 1113 1127 1148 1219 1230 1260 1380 1435 1449 1470 1476 1484 1587 1590 1610 1722 1764 1845 1855 1886 1908 1932 2009 2070 2116 2173 2205 2226 2254 2385 2415 2438 2460 2583 2597 2645 2829 2870 2898 2940 3174 3180 3220 3339 3381 3444 3657 3690 3703 3710 3772 4018 4140 4305 4346 4410 4452 4508 4715 4761 4770 4830 4876 5166 5194 5290 5565 5635 5658 5740 5796 6027 6095 6348 6519 6601 6678 6762 7245 7314 7380 7406 7420 7791 7935 8036 8487 8533 8610 8692 8820 9430 9522 9540 9660 10045 10143 10332 10388 10580 10865 10971 11109 11130 11270 11316 12054 12190 12915 12985 13038 13202 13356 13524 14145 14490 14628 14812 15211 15582 15870 16695 16905 16974 17066 17220 18081 18285 18515 18860 19044 19557 19803 20090 20286 21689 21730 21942 22218 22260 22540 23373 23805 24108 24380 25599 25830 25921 25970 26076 26404 28037 28290 28980 30135 30422 31164 31740 32595 33005 33327 33390 33810 33948 34132 36162 36570 37030 38955 39114 39606 40180 40572 42435 42665 43378 43460 43884 44436 45633 46207 46746 47610 49979 50715 51198 51660 51842 51940 54855 55545 56074 56580 59409 59731 60270 60844 65067 65190 66010 66654 66780 67620 72324 73140 74060 76055 76797 77763 77910 78228 79212 84111 84870 85330 86756 90405 91266 92414 93492 95220 97785 99015 99958 101430 102396 103684 106477 108445 109710 111090 112148 116865 118818 119462 120540 127995 129605 130134 130380 132020 133308 136899 138621 140185 149937 151823 152110 153594 155526 155820 166635 168222 169740 170660 179193 180810 182532 184828 195201 195570 196259 198030 199916 202860 212954 216890 219420 222180 228165 231035 233289 233730 237636 238924 249895 252333 255990 259210 260268 273798 277242 280370 297045 298655 299874 303646 304220 307188 311052 319431 325335 333270 336444 349853 358386 361620 383985 388815 390402 391140 392518 396060 415863 420555 425908 433780 449811 455469 456330 462070 466578 467460 499790 504666 511980 518420 532385 537579 547596 554484 560740 588777 594090 597310 599748 607292 638862 650670 666540 684495 693105 699706 716772 749685 759115 767970 777630 780804 785036 831726 841110 895965 899622 910938 912660 924140 933156 958293 976005 981295 999580 1009332 1049559 1062761 1064770 1075158 1149517 1166445 1177554 1188180 1194620 1261665 1277724 1301340 1366407 1368990 1373813 1386210 1399412 1499370 1518230 1535940 1555260 1597155 1663452 1682220 1749265 1766331 1791930 1799244 1821876 1916586 1952010 1962590 2079315 2099118 2125522 2129540 2150316 2249055 2277345 2299034 2332890 2355108 2448971 2523330 2687895 2732814 2737980 2747626 2772420 2943885 2998740 3036460 3148677 3188283 3194310 3448551 3498530 3532662 3583860 3833172 3904020 3925180 4121439 4158630 4198236 4251044 4498110 4554690 4598068 4665780 4791465 4897942 5046660 5247795 5313805 5375790 5465628 5495252 5747585 5887770 6297354 6376566 6388620 6832035 6869065 6897102 6997060 7065324 7346913 8046619 8242878 8317260 8831655 8996220 9109380 9564849 9582930 9795884 10345653 10495590 10627610 10751580 11495170 11775540 12244855 12364317 12594708 12753132 13664070 13738130 13794204 14693826 15743385 15941415 16093238 16485756 17242755 17663310 19129698 19165860 20607195 20691306 20991180 21255220 22040739 22990340 24139857 24489710 24728634 27328140 27476260 29387652 31486770 31882830 32186476 34485510 35326620 36734565 38259396 40233095 41214390 41382612 44081478 47824245 48279714 48979420 49457268 51728265 56326333 61821585 62973540 63765660 68971020 72419571 73469130 80466190 82428780 88162956 95648490 96559428 103456530 110203695 112652666 120699285 123643170 144839142 146938260 160932380 168978999 191296980 206913060 220407390 225305332 241398570 247286340 281631665 289678284 337957998 362097855 440814780 482797140 506936997 563263330 675915996 724195710 844894995 1013873994 1126526660 1448391420 1689789990 2027747988 2534684985 3379579980 5069369970 10138739940
• Sum of all divisors σ(n): 39033336888
• Sum of proper divisors (its aliquot sum) s(n): 28894596948
• 10138739940 is an abundant number, because the sum of its proper divisors (28894596948) is greater than itself. Its abundance is 18755857008

Bases of 10138739940

• Binary: 1001011100010100001110010011100100₂
• Hexadecimal: 0x25C50E4E4
• Base-36: 4NOCDT0

Squares and roots of 10138739940

• 10138739940 squared (10138739940²) is 102794047570951203600
• 10138739940 cubed (10138739940³) is 1042202115701862951730391784000
• The square root of 10138739940 is 100691.3101513731
• The cube root of 10138739940 is 2164.3525019047

Scales and comparisons

• 10,138,739,940 seconds is equal to 322 years, 19 weeks, 5 days, 12 hours, 39 minutes.
• To count from 1 to 10,138,739,940 would take you about six hundred forty-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 10138739940 cubic inches would be around 180.4 feet tall.

Recreational maths with 10138739940

• 10138739940 backwards is 04993783101
• 10138739940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 10138739940's digits is 45
• More coming soon!