981913378809472

Names of 981913378809472

• Cardinal: 981913378809472 can be written as Nine hundred eighty-one trillion, nine hundred thirteen billion, three hundred seventy-eight million, eight hundred nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 9.81913378809472 × 10¹⁴

Factors of 981913378809472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 410

Divisors of 981913378809472

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 128 152 304 361 389 608 722 778 1216 1444 1556 2432 2888 3112 5776 6224 6859 7391 11552 12448 13718 14782 23104 24896 27436 29564 46208 49792 54872 59128 109744 118256 130321 140429 151321 219488 236512 260642 280858 302642 438976 473024 521284 561716 605284 877952 946048 1042568 1123432 1210568 2085136 2246864 2421136 2668151 2875099 4170272 4493728 4842272 5336302 5750198 8340544 8987456 9684544 10672604 11500396 16681088 17974912 19369088 21345208 23000792 42690416 46001584 50694869 54626881 58863869 85380832 92003168 101389738 109253762 117727738 170761664 184006336 202779476 218507524 235455476 341523328 368012672 405558952 437015048 470910952 811117904 874030096 941821904 1037910739 1118413511 1622235808 1748060192 1883643808 2075821478 2236827022 3244471616 3496120384 3767287616 4151642956 4473654044 6488943232 6992240768 7534575232 8303285912 8947308088 16606571824 17894616176 19720304041 21249856709 33213143648 35789232352 39440608082 42499713418 66426287296 71578464704 78881216164 84999426836 132852574592 143156929408 157762432328 169998853672 315524864656 339997707344 403747277471 631049729312 679995414688 807494554942 1262099458624 1359990829376 1614989109884 2524198917248 2719981658752 3229978219768 6459956439536 7671198271949 12919912879072 15342396543898 25839825758144 30684793087796 51679651516288 61369586175592 122739172351184 245478344702368 490956689404736 981913378809472
• Sum of all divisors σ(n): 2070151761096900
• Sum of proper divisors (its aliquot sum) s(n): 1088238382287428
• 981913378809472 is an abundant number, because the sum of its proper divisors (1088238382287428) is greater than itself. Its abundance is 106325003477956

Bases of 981913378809472

• Binary: 11011111010000101110000110001001001110011010000000₂
• Hexadecimal: 0x37D0B8624E680
• Base-36: 9O24S1HOCG

Squares and roots of 981913378809472

• 981913378809472 squared (981913378809472²) is 964153883485033656488076918784
• 981913378809472 cubed (981913378809472³) is 946715597425063382458296388031745691953922048
• The square root of 981913378809472 is 31335497.1048724867
• The cube root of 981913378809472 is 99393.4409266045

Scales and comparisons

• 981,913,378,809,472 seconds is equal to 31,221,808 years, 9 weeks, 5 days, 15 hours, 57 minutes, 52 seconds.
• To count from 1 to 981,913,378,809,472 would take you about seventy-eight million, fifty-four thousand, five hundred twenty 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 981913378809472 cubic inches would be around 8282.8 feet tall.

Recreational maths with 981913378809472

• 981913378809472 backwards is 274908873319189
• The number of decimal digits it has is: 15
• The sum of 981913378809472's digits is 79
• More coming soon!