12909762090

Names of 12909762090

• Cardinal: 12909762090 can be written as Twelve billion, nine hundred nine million, seven hundred sixty-two thousand and ninety.

Scientific notation

• Scientific notation: 1.290976209 × 10¹⁰

Factors of 12909762090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 262

Divisors of 12909762090

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 29 30 34 45 51 58 79 85 87 90 102 127 145 153 158 170 174 237 254 255 261 290 306 381 395 435 474 493 510 522 635 711 762 765 790 841 870 986 1143 1185 1270 1305 1343 1422 1479 1530 1682 1905 2159 2286 2291 2370 2465 2523 2610 2686 2958 3555 3683 3810 4029 4205 4318 4437 4582 4930 5046 5715 6477 6715 6873 7110 7366 7395 7569 8058 8410 8874 10033 10795 11049 11430 11455 12087 12615 12954 13430 13746 14297 14790 15138 18415 19431 20066 20145 20619 21590 22098 22185 22910 24174 25230 28594 30099 32385 33147 34365 36830 37845 38862 38947 40290 41238 42891 44370 50165 55245 60198 60435 62611 64770 66294 66439 68730 71485 75690 77894 85782 90297 97155 100330 103095 106807 110490 116841 120870 125222 128673 132878 142970 150495 165735 170561 180594 187833 194310 194735 199317 206190 213614 214455 233682 257346 290957 300990 313055 320421 331470 332195 341122 350523 375666 389470 398634 428910 451485 511683 534035 563499 581914 584205 597951 626110 640842 643365 664390 701046 852805 872871 902970 939165 961263 996585 1023366 1068070 1126998 1129463 1168410 1195902 1286730 1454785 1535049 1602105 1705610 1745742 1752615 1815719 1878330 1922526 1993170 2258926 2558415 2618613 2817495 2909570 2989755 3070098 3204210 3388389 3505230 3631438 4364355 4806315 4946269 5116830 5237226 5447157 5634990 5647315 5979510 6776778 7675245 8437753 8728710 9078595 9612630 9892538 10165167 10894314 11294630 13093065 14838807 15350490 16341471 16875506 16941945 18157190 20330334 24731345 25313259 26186130 27235785 29677614 32682942 33883890 42188765 44516421 49462690 50626518 50825835 54471570 74194035 75939777 81707355 84377530 89032842 101651670 126566295 143441801 148388070 151879554 163414710 222582105 253132590 286883602 379698885 430325403 445164210 717209005 759397770 860650806 1290976209 1434418010 2151627015 2581952418 4303254030 6454881045 12909762090
• Sum of all divisors σ(n): 37566996480
• Sum of proper divisors (its aliquot sum) s(n): 24657234390
• 12909762090 is an abundant number, because the sum of its proper divisors (24657234390) is greater than itself. Its abundance is 11747472300

Bases of 12909762090

• Binary: 1100000001011110110101011000101010₂
• Hexadecimal: 0x3017B562A
• Base-36: 5XI506I

Squares and roots of 12909762090

• 12909762090 squared (12909762090²) is 166661957220401168100
• 12909762090 cubed (12909762090³) is 2151566217169136774529097329000
• The square root of 12909762090 is 113621.1339936369
• The cube root of 12909762090 is 2345.8815500445

Scales and comparisons

• 12,909,762,090 seconds is equal to 410 years, 25 weeks, 3 days, 13 hours, 1 minute, 30 seconds.
• To count from 1 to 12,909,762,090 would take you about eight hundred twenty 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 12909762090 cubic inches would be around 195.5 feet tall.

Recreational maths with 12909762090

• 12909762090 backwards is 09026790921
• 12909762090 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12909762090's digits is 45
• More coming soon!