142990091972

Names of 142990091972

• Cardinal: 142990091972 can be written as One hundred forty-two billion, nine hundred ninety million, ninety-one thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.42990091972 × 10¹¹

Factors of 142990091972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1176

Divisors of 142990091972

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 13 14 26 28 31 52 62 91 113 124 127 182 217 226 254 364 403 434 452 508 791 806 868 883 889 1469 1582 1612 1651 1766 1778 2821 2938 3164 3302 3503 3532 3556 3937 5642 5876 6181 6604 7006 7874 10283 11284 11479 11557 12362 14012 14351 15748 20566 22958 23114 24521 24724 27373 27559 28702 41132 45539 45916 46228 49042 51181 54746 55118 57404 80353 91078 98084 99779 100457 102362 109492 110236 112141 160706 182156 186563 191611 199558 200914 204724 224282 318773 321412 355849 358267 373126 383222 399116 401828 444881 448564 637546 698453 711698 716534 746252 766444 784987 889762 1275092 1297127 1305941 1396906 1423396 1433068 1457833 1569974 1779524 2490943 2594254 2611882 2793812 2915666 3093149 3114167 3139948 3476371 4981886 5188508 5223764 5783453 5831332 6186298 6228334 6952742 9079889 9963772 10204831 11566906 12372596 12456668 12671933 13905484 18159778 20409662 21652043 23133812 24334597 25343866 36319556 40210937 40484171 40819324 43304086 45192823 48669194 50687732 80421874 80968342 86608172 88703531 90385646 97338388 160843748 161936684 164735129 177407062 180771292 281476559 316349761 329470258 354814124 392829923 562953118 632699522 658940516 785659846 1125906236 1153145903 1265399044 1571319692 2306291806 2749809461 4612583612 5106788999 5499618922 10213577998 10999237844 20427155996 35747522993 71495045986 142990091972
• Sum of all divisors σ(n): 323618340864
• Sum of proper divisors (its aliquot sum) s(n): 180628248892
• 142990091972 is an abundant number, because the sum of its proper divisors (180628248892) is greater than itself. Its abundance is 37638156920

Bases of 142990091972

• Binary: 10000101001010110111111010011011000100₂
• Hexadecimal: 0x214ADFA6C4
• Base-36: 1TOSLX38

Squares and roots of 142990091972

• 142990091972 squared (142990091972²) is 20446166402161018848784
• 142990091972 cubed (142990091972³) is 2923599214319820424740849720362048
• The square root of 142990091972 is 378140.3072564469
• The cube root of 142990091972 is 5229.2007544579

Scales and comparisons

• 142,990,091,972 seconds is equal to 4,546 years, 33 weeks, 2 days, 21 hours, 59 minutes, 32 seconds.
• To count from 1 to 142,990,091,972 would take you about nine thousand and ninety-three 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 142990091972 cubic inches would be around 435.8 feet tall.

Recreational maths with 142990091972

• 142990091972 backwards is 279190099241
• The number of decimal digits it has is: 12
• The sum of 142990091972's digits is 53
• More coming soon!