121642082991

Names of 121642082991

• Cardinal: 121642082991 can be written as One hundred twenty-one billion, six hundred forty-two million, eighty-two thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.21642082991 × 10¹¹

Factors of 121642082991

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 184

Divisors of 121642082991

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 9 11 13 23 27 31 33 39 69 81 93 99 103 117 121 143 169 207 253 279 297 299 309 341 351 363 403 429 507 621 713 759 837 891 897 927 1023 1053 1089 1133 1209 1287 1339 1521 1573 1859 1863 2139 2277 2369 2511 2691 2781 2783 3069 3193 3267 3289 3399 3627 3751 3861 3887 4017 4433 4563 4719 5239 5577 6417 6831 7107 7843 8073 8343 8349 9207 9269 9579 9801 9867 10197 10881 11253 11583 11661 12051 12463 13299 13689 14157 14729 15717 16731 17407 19251 20449 20493 21321 23529 24219 25047 26059 27621 27807 28737 29601 30591 30797 32643 33759 34983 35123 36153 36179 37389 39897 41509 42471 42757 44187 47151 48763 50193 52221 57629 57753 61347 63963 70587 73439 75141 78177 83421 86211 86273 88803 91773 92391 101277 101959 104949 105369 108459 108537 112167 119691 120497 124527 127413 128271 132561 141453 146289 150579 156663 162019 172887 184041 191477 191889 211761 220317 225423 234531 250263 258633 258819 266409 277173 286649 303831 305877 314847 316107 325611 336501 338767 359073 361491 373581 384813 386353 397683 400361 424359 438867 456599 469989 470327 486057 518661 539617 552123 574431 633919 635283 660951 703593 750789 776457 807829 831519 859947 917631 948321 954707 976833 1009503 1016301 1084473 1120743 1121549 1154439 1159059 1193049 1201083 1316601 1325467 1369797 1409967 1410981 1458171 1555983 1618851 1656369 1723293 1901757 1982853 2106247 2110779 2329371 2423487 2494557 2579841 2752893 2844963 2864121 2930499 3048903 3253419 3362229 3364647 3463317 3477177 3603249 3726437 3949803 3976401 4109391 4232943 4374513 4403971 4667949 4856553 5022589 5169879 5705271 5935787 5948559 6318741 6988113 7270461 7739523 8258679 8592363 8886119 9146709 9760257 10093941 10431531 10501777 10809747 11179311 11929203 12328173 12411191 12698829 13123539 13211913 14569659 14580137 15067767 15509637 17115813 17807361 18956223 21811383 23218569 25777089 26658357 27440127 30281823 31294593 31505331 32429241 33537933 35787609 36984519 37233573 38096487 39635739 43708977 43740411 45203301 48443681 51347439 53422083 56868669 65293657 65434149 77331267 79975071 90845469 94515993 100613799 107362827 111700719 115519547 118907217 131221233 135609903 136523101 145331043 160266249 170606007 195880971 239925213 283547979 301841397 335102157 346558641 356721651 393663699 406829709 409569303 435993129 480798747 587642913 719775639 850643937 1005306471 1039675923 1180991097 1228707909 1307979387 1501754111 1762928739 3119027769 3686123727 3923938161 4505262333 5288786217 9357083307 11058371181 13515786999 40547360997 121642082991
• Sum of all divisors σ(n): 235224557568
• Sum of proper divisors (its aliquot sum) s(n): 113582474577
• 121642082991 is a deficient number, because the sum of its proper divisors (113582474577) is less than itself. Its deficiency is 8059608414

Bases of 121642082991

• Binary: 1110001010010011011101110001010101111₂
• Hexadecimal: 0x1C526EE2AF
• Base-36: 1JVQJZXR

Squares and roots of 121642082991

• 121642082991 squared (121642082991²) is 14796796354389331506081
• 121642082991 cubed (121642082991³) is 1799913130141553310187716023168271
• The square root of 121642082991 is 348772.2508901761
• The cube root of 121642082991 is 4954.8207702283

Scales and comparisons

• 121,642,082,991 seconds is equal to 3,867 years, 43 weeks, 5 days, 11 hours, 29 minutes, 51 seconds.
• To count from 1 to 121,642,082,991 would take you about seven thousand, seven hundred thirty-five 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 121642082991 cubic inches would be around 412.9 feet tall.

Recreational maths with 121642082991

• 121642082991 backwards is 199280246121
• The number of decimal digits it has is: 12
• The sum of 121642082991's digits is 45
• More coming soon!