38129535972

Names of 38129535972

• Cardinal: 38129535972 can be written as Thirty-eight billion, one hundred twenty-nine million, five hundred thirty-five thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 3.8129535972 × 10¹⁰

Factors of 38129535972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2002

Divisors of 38129535972

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 81 99 108 121 132 162 198 242 297 324 363 396 484 594 726 877 891 1089 1109 1188 1452 1754 1782 2178 2218 2631 3267 3327 3508 3564 4356 4436 5262 6534 6654 7893 9647 9801 9981 10524 12199 13068 13308 15786 19294 19602 19962 23679 24398 28941 29943 31572 36597 38588 39204 39924 47358 48796 57882 59886 71037 73194 86823 89829 94716 106117 109791 115764 119772 134189 142074 146388 173646 179658 212234 219582 260469 268378 284148 318351 329373 347292 359316 402567 424468 439164 520938 536756 636702 658746 781407 805134 955053 972593 988119 1041876 1207701 1273404 1317492 1562814 1610268 1910106 1945186 1976238 2415402 2865159 2917779 3125628 3623103 3820212 3890372 3952476 4830804 5730318 5835558 7246206 8595477 8753337 10698523 10869309 11460636 11671116 14492412 17190954 17506674 21397046 21738618 26260011 32095569 34381908 35013348 42794092 43477236 52520022 64191138 78780033 96286707 105040044 117683753 128382276 157560066 192573414 235367506 288860121 315120132 353051259 385146828 470735012 577720242 706102518 866580363 1059153777 1155440484 1412205036 1733160726 2118307554 3177461331 3466321452 4236615108 6354922662 9532383993 12709845324 19064767986 38129535972
• Sum of all divisors σ(n): 109787411580
• Sum of proper divisors (its aliquot sum) s(n): 71657875608
• 38129535972 is an abundant number, because the sum of its proper divisors (71657875608) is greater than itself. Its abundance is 33528339636

Bases of 38129535972

• Binary: 100011100000101100101000101111100100₂
• Hexadecimal: 0x8E0B28BE4
• Base-36: HILCA90

Squares and roots of 38129535972

• 38129535972 squared (38129535972²) is 1453861513440041984784
• 38129535972 cubed (38129535972³) is 55435064875018442324011804650048
• The square root of 38129535972 is 195267.8569862433
• The cube root of 38129535972 is 3365.7912211913

Scales and comparisons

• 38,129,535,972 seconds is equal to 1,212 years, 20 weeks, 6 days, 1 hour, 46 minutes, 12 seconds.
• To count from 1 to 38,129,535,972 would take you about two thousand, four hundred twenty-four 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 38129535972 cubic inches would be around 280.5 feet tall.

Recreational maths with 38129535972

• 38129535972 backwards is 27953592183
• 38129535972 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38129535972's digits is 54
• More coming soon!