138355110465

Names of 138355110465

• Cardinal: 138355110465 can be written as One hundred thirty-eight billion, three hundred fifty-five million, one hundred ten thousand, four hundred sixty-five.

Scientific notation

• Scientific notation: 1.38355110465 × 10¹¹

Factors of 138355110465

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1181

Divisors of 138355110465

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 11 13 15 33 39 55 61 65 97 121 143 165 183 195 291 305 363 429 485 605 671 715 793 915 991 1067 1261 1455 1573 1815 2013 2145 2379 2973 3201 3355 3783 3965 4719 4955 5335 5917 6305 7381 7865 8723 10065 10901 11737 11895 12883 13871 14865 16005 17751 18915 22143 23595 26169 29585 32703 35211 36905 38649 41613 43615 54505 58685 60451 64415 65087 69355 76921 88755 95953 96127 110715 119911 130845 141713 152581 163515 176055 181353 193245 195261 208065 230763 287859 288381 302255 325435 359733 384605 425139 457743 479765 480635 599555 664961 708565 715957 762905 785863 846131 906765 976305 1057397 1153815 1249651 1439295 1441905 1558843 1798665 1994883 2125695 2147871 2288715 2357589 2538393 3172191 3324805 3579785 3748953 3929315 4230655 4676529 5286985 5863747 6248255 7314571 7794215 8644493 9307441 9974415 10739355 11631367 11787945 12691965 13746161 15860955 17591241 18744765 21943713 23382645 25933479 27922323 29318735 34894101 36572855 41238483 43222465 46537205 58156835 64501217 68730805 76228711 87956205 95089423 109718565 129667395 139611615 151207771 174470505 193503651 206192415 228686133 285268269 322506085 381143555 453623313 475447115 709513387 756038855 838515821 967518255 1143430665 1426341345 2128540161 2268116565 2515547463 3547566935 4192579105 9223674031 10642700805 12577737315 27671022093 46118370155 138355110465
• Sum of all divisors σ(n): 269352093696
• Sum of proper divisors (its aliquot sum) s(n): 130996983231
• 138355110465 is a deficient number, because the sum of its proper divisors (130996983231) is less than itself. Its deficiency is 7358127234

Bases of 138355110465

• Binary: 10000000110110100110110111001001000001₂
• Hexadecimal: 0x20369B7241
• Base-36: 1RK526GX

Squares and roots of 138355110465

• 138355110465 squared (138355110465²) is 19142136591782352516225
• 138355110465 cubed (138355110465³) is 2648412422692165993619880579794625
• The square root of 138355110465 is 371961.1679530539
• The cube root of 138355110465 is 5172.0780314007

Scales and comparisons

• 138,355,110,465 seconds is equal to 4,399 years, 13 weeks, 5 days, 7 hours, 7 minutes, 45 seconds.
• To count from 1 to 138,355,110,465 would take you about eight thousand, seven hundred ninety-eight 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 138355110465 cubic inches would be around 431 feet tall.

Recreational maths with 138355110465

• 138355110465 backwards is 564011553831
• The number of decimal digits it has is: 12
• The sum of 138355110465's digits is 42
• More coming soon!