121738988340

Names of 121738988340

• Cardinal: 121738988340 can be written as One hundred twenty-one billion, seven hundred thirty-eight million, nine hundred eighty-eight thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.2173898834 × 10¹¹

Factors of 121738988340

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 756

Divisors of 121738988340

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 31 36 45 54 60 62 90 93 108 113 124 135 139 155 180 186 226 270 278 279 310 339 372 417 452 463 465 540 556 558 565 620 678 695 834 837 926 930 1017 1116 1130 1251 1356 1389 1390 1395 1668 1674 1695 1852 1860 2034 2085 2260 2315 2502 2778 2780 2790 3051 3348 3390 3503 3753 4068 4167 4170 4185 4309 4630 5004 5085 5556 5580 6102 6255 6780 6945 7006 7506 8334 8340 8370 8618 9260 10170 10509 12204 12501 12510 12927 13890 14012 14353 15012 15255 15707 16668 16740 17236 17515 18765 20340 20835 21018 21545 25002 25020 25854 27780 28706 30510 31414 31527 35030 37530 38781 41670 42036 43059 43090 47121 50004 51708 52319 52545 57412 61020 62505 62828 63054 64357 64635 70060 71765 75060 77562 78535 83340 86118 86180 94242 94581 104638 105090 116343 125010 126108 128714 129177 129270 141363 143530 155124 156957 157070 157635 172236 188484 189162 193071 193905 209276 210180 215295 232686 235605 250020 257428 258354 258540 261595 282726 287060 313914 314140 315270 321785 378324 386142 387531 387810 424089 430590 465372 470871 471210 472905 486917 516708 523190 565452 579213 581715 627828 630540 643570 645885 706815 772284 775062 775620 784785 848178 861180 941742 942420 945810 965355 973834 1046380 1158426 1163430 1287140 1291770 1412613 1413630 1460751 1550124 1569570 1621889 1696356 1737639 1883484 1891620 1930710 1937655 1947668 1995067 2120445 2316852 2326860 2354355 2434585 2583540 2825226 2827260 2896065 2921502 3139140 3243778 3475278 3861420 3875310 3990134 4240890 4382253 4708710 4865667 4869170 5650452 5792130 5843004 5985201 6487556 6950556 7063065 7272341 7303755 7750620 7980268 8109445 8481780 8688195 8764506 9417420 9731334 9738340 9975335 11584260 11970402 13146759 14126130 14544682 14597001 14607510 16218890 17376390 17529012 17955603 19462668 19950670 21817023 21911265 23940804 24328335 26293518 28252260 29089364 29194002 29215020 29926005 32437780 34752780 35911206 36361705 39901340 43634046 43791003 43822530 48656670 52587036 53866809 58388004 59852010 65451069 65733795 71822412 72723410 72985005 87268092 87582006 87645060 89778015 97313340 107733618 109085115 119704020 130902138 131467590 145446820 145970010 175164012 179556030 196353207 215467236 218170230 218955015 225442571 261804276 262935180 269334045 291940020 327255345 359112060 392706414 436340460 437910030 450885142 538668090 654510690 676327713 785412828 875820060 901770284 981766035 1077336180 1127212855 1309021380 1352655426 1963532070 2028983139 2254425710 2705310852 3381638565 3927064140 4057966278 4508851420 6086949417 6763277130 8115932556 10144915695 12173898834 13526554260 20289831390 24347797668 30434747085 40579662780 60869494170 121738988340
• Sum of all divisors σ(n): 398116454400
• Sum of proper divisors (its aliquot sum) s(n): 276377466060
• 121738988340 is an abundant number, because the sum of its proper divisors (276377466060) is greater than itself. Its abundance is 154638477720

Bases of 121738988340

• Binary: 1110001011000001101011000101100110100₂
• Hexadecimal: 0x1C58358B34
• Base-36: 1JXC90L0

Squares and roots of 121738988340

• 121738988340 squared (121738988340²) is 14820381282046655955600
• 121738988340 cubed (121738988340³) is 1804218224089432100714779957704000
• The square root of 121738988340 is 348911.1467694891
• The cube root of 121738988340 is 4956.1361625611

Scales and comparisons

• 121,738,988,340 seconds is equal to 3,870 years, 48 weeks, 1 hour, 39 minutes.
• To count from 1 to 121,738,988,340 would take you about seven thousand, seven hundred forty-one 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 121738988340 cubic inches would be around 413 feet tall.

Recreational maths with 121738988340

• 121738988340 backwards is 043889837121
• 121738988340 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121738988340's digits is 54
• More coming soon!