12499913790

Names of 12499913790

• Cardinal: 12499913790 can be written as Twelve billion, four hundred ninety-nine million, nine hundred thirteen thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.249991379 × 10¹⁰

Factors of 12499913790

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 443

Divisors of 12499913790

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 29 30 35 39 42 45 53 54 58 63 65 70 78 87 90 91 105 106 117 126 130 135 145 159 174 182 189 195 203 210 234 261 265 270 273 290 315 318 331 351 371 377 378 390 406 435 455 477 522 530 546 585 609 630 662 689 702 742 754 783 795 819 870 910 945 954 993 1015 1113 1131 1170 1218 1305 1365 1378 1431 1537 1566 1590 1638 1655 1755 1827 1855 1885 1890 1986 2030 2067 2226 2262 2317 2385 2457 2610 2639 2730 2862 2979 3045 3074 3310 3339 3393 3445 3510 3654 3710 3770 3915 4095 4134 4303 4611 4634 4770 4823 4914 4965 5278 5481 5565 5655 5958 6090 6201 6678 6786 6890 6951 7155 7685 7830 7917 8190 8606 8937 9135 9222 9599 9646 9930 10017 10179 10335 10759 10962 11130 11310 11585 12285 12402 12909 13195 13833 13902 14310 14469 14895 15370 15834 16695 16965 17543 17874 18270 18603 19198 19981 20034 20358 20670 20853 21515 21518 23055 23170 23751 24115 24570 25818 26390 27405 27666 28797 28938 29790 30121 31005 32277 33390 33930 34755 35086 37206 38727 39585 39962 41499 41706 43030 43407 44685 46110 47502 47995 48230 50085 50895 52629 53795 54810 57594 59943 60242 62010 62559 64545 64554 67193 69165 69510 71253 72345 77454 79170 82998 86391 86814 87715 89370 90363 93015 95990 96831 99905 100170 101790 104265 105258 107590 116181 118755 119886 122801 124787 125118 129090 130221 134386 138330 139867 142506 143985 144690 150605 157887 161385 172782 175430 179829 180726 186030 193635 193662 199810 201579 207495 208530 217035 228059 232362 237510 245602 249574 259173 260442 263145 271089 279734 287970 290493 299715 301210 312795 315774 322770 335965 356265 359658 368403 374361 387270 403158 414990 419601 431955 434070 451815 456118 473661 484155 508747 518346 526290 539487 542178 580905 580986 599430 604737 614005 623935 625590 651105 671930 684177 699335 712530 736806 748722 789435 813267 839202 863910 873509 899145 903630 947322 968310 1007895 1017494 1078974 1105209 1123083 1140295 1161810 1209474 1228010 1247870 1258803 1295865 1302210 1355445 1368354 1398670 1452465 1526241 1578870 1596413 1626534 1747018 1798290 1814211 1842015 1871805 2015790 2052531 2098005 2210418 2246166 2280590 2368305 2517606 2543735 2591730 2620527 2697435 2710890 2904930 3023685 3052482 3192826 3315627 3369249 3420885 3561229 3628422 3684030 3743610 3776409 4066335 4105062 4196010 4367545 4578723 4736610 4789239 5087470 5241054 5394870 5526045 5615415 6047370 6157593 6294015 6613711 6631254 6738498 6841770 7122458 7552818 7631205 7861581 7982065 8132670 8735090 9071055 9157446 9578478 10262655 10683687 11052090 11230830 12315186 12588030 13102635 13227422 13736169 14367717 15262410 15723162 15964130 16578135 16846245 17806145 18142110 18882045 19841133 20525310 21367374 22893615 23584743 23946195 26205270 27472338 28735434 30787965 32051061 33068555 33156270 33692490 35612290 37764090 39307905 39682266 43103151 45787230 46295977 47169486 47892390 53418435 59523399 61575930 64102122 66137110 68680845 71838585 78615810 86206302 92591954 96153183 99205665 106836870 117923715 119046798 137361690 138887931 143677170 160255305 178570197 192306366 198411330 215515755 231479885 235847430 277775862 297616995 320510610 357140394 416663793 431031510 462959770 480765915 595233990 694439655 833327586 892850985 961531830 1249991379 1388879310 1785701970 2083318965 2499982758 4166637930 6249956895 12499913790
• Sum of all divisors σ(n): 43371417600
• Sum of proper divisors (its aliquot sum) s(n): 30871503810
• 12499913790 is an abundant number, because the sum of its proper divisors (30871503810) is greater than itself. Its abundance is 18371590020

Bases of 12499913790

• Binary: 1011101001000011011000110000111110₂
• Hexadecimal: 0x2E90D8C3E
• Base-36: 5QQ4J7I

Squares and roots of 12499913790

• 12499913790 squared (12499913790²) is 156247844757432164100
• 12499913790 cubed (12499913790³) is 1953084589341205513023132939000
• The square root of 12499913790 is 111803.0133314841
• The cube root of 12499913790 is 2320.7890814425

Scales and comparisons

• 12,499,913,790 seconds is equal to 397 years, 23 weeks, 5 days, 22 hours, 16 minutes, 30 seconds.
• To count from 1 to 12,499,913,790 would take you about seven hundred ninety-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 12499913790 cubic inches would be around 193.4 feet tall.

Recreational maths with 12499913790

• 12499913790 backwards is 09731999421
• 12499913790 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12499913790's digits is 54
• More coming soon!