12438792135

Names of 12438792135

• Cardinal: 12438792135 can be written as Twelve billion, four hundred thirty-eight million, seven hundred ninety-two thousand, one hundred thirty-five.

Scientific notation

• Scientific notation: 1.2438792135 × 10¹⁰

Factors of 12438792135

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 122

Divisors of 12438792135

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 11 15 17 21 27 33 35 45 51 55 63 77 79 81 85 99 105 119 121 135 153 165 187 189 231 237 243 255 297 315 357 363 385 395 405 459 495 553 561 567 595 605 693 711 729 765 847 869 891 935 945 1071 1089 1155 1185 1215 1309 1343 1377 1485 1659 1683 1701 1785 1815 2057 2079 2133 2187 2295 2541 2607 2673 2765 2805 2835 3213 3267 3465 3555 3645 3927 4029 4131 4235 4345 4455 4977 5049 5103 5355 5445 6083 6171 6237 6399 6545 6715 6885 7623 7821 8019 8295 8415 8505 9401 9559 9639 9801 10285 10395 10665 10935 11781 12087 12393 12705 13035 13365 14399 14773 14931 15147 15309 16065 16335 18249 18513 18711 19197 19635 20145 20655 22869 23463 24057 24885 25245 25515 28203 28677 28917 29403 30415 30855 31185 31995 35343 36261 37179 38115 39105 40095 43197 44319 44793 45441 47005 47795 48195 49005 54747 55539 56133 57591 58905 60435 61965 66913 68607 70389 71995 73865 74655 75735 76545 84609 86031 86751 88209 91245 92565 93555 95985 103411 106029 108783 114345 117315 120285 129591 132957 134379 136323 141015 143385 144585 147015 162503 164241 166617 168399 172773 176715 181305 185895 200739 205821 211167 215985 221595 223965 227205 253827 258093 260253 264627 273735 277695 280665 287955 310233 318087 326349 334565 343035 351945 388773 398871 403137 408969 423045 430155 433755 441045 487509 492723 499851 517055 530145 543915 602217 617463 633501 647955 664785 671895 681615 761481 774279 812515 821205 833085 841995 863865 930699 954261 979047 1003695 1029105 1055835 1137521 1166319 1196613 1209411 1269135 1290465 1301265 1323135 1462527 1478169 1499553 1551165 1590435 1631745 1806651 1852389 1900503 1943865 1994355 2015685 2044845 2284443 2322837 2437545 2463615 2499255 2792097 2862783 2937141 3011085 3087315 3167505 3412563 3498957 3589839 3807405 3871395 4387581 4434507 4498659 4653495 4771305 4895235 5419953 5687605 5831595 5983065 6047055 6853329 6968511 7312635 7390845 7497765 8376291 9033255 9261945 9502515 10237689 10496871 10769517 11422215 11614185 13162743 13303521 13960485 14313915 14685705 16259859 17062815 17494785 17949195 20559987 20905533 21937905 22172535 22493295 25128873 27099765 30713067 31490613 32308551 34266645 34842555 39488229 41881455 48779577 51188445 52484355 53847585 65813715 66517605 75386619 81299295 92139201 102799935 104527665 118464687 125644365 146338731 153565335 157453065 161542755 197441145 226159857 243897885 276417603 355394061 376933095 460696005 592323435 731693655 829252809 1130799285 1382088015 1776970305 2487758427 4146264045 12438792135
• Sum of all divisors σ(n): 30152908800
• Sum of proper divisors (its aliquot sum) s(n): 17714116665
• 12438792135 is an abundant number, because the sum of its proper divisors (17714116665) is greater than itself. Its abundance is 5275324530

Bases of 12438792135

• Binary: 1011100101011010001110011111000111₂
• Hexadecimal: 0x2E568E7C7
• Base-36: 5PPQHFR

Squares and roots of 12438792135

• 12438792135 squared (12438792135²) is 154723549777737858225
• 12438792135 cubed (12438792135³) is 1924574074074606668980875060375
• The square root of 12438792135 is 111529.3330698251
• The cube root of 12438792135 is 2317.0001938471

Scales and comparisons

• 12,438,792,135 seconds is equal to 395 years, 26 weeks, 5 days, 12 hours, 2 minutes, 15 seconds.
• To count from 1 to 12,438,792,135 would take you about seven hundred ninety-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 12438792135 cubic inches would be around 193.1 feet tall.

Recreational maths with 12438792135

• 12438792135 backwards is 53129783421
• 12438792135 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12438792135's digits is 45
• More coming soon!