40720238790

Names of 40720238790

• Cardinal: 40720238790 can be written as Forty billion, seven hundred twenty million, two hundred thirty-eight thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 4.072023879 × 10¹⁰

Factors of 40720238790

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8139

Divisors of 40720238790

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 30 31 33 35 42 55 62 66 70 71 77 93 105 110 142 154 155 165 186 210 213 217 231 310 330 341 355 385 426 434 462 465 497 651 682 710 770 781 930 994 1023 1065 1085 1155 1302 1491 1562 1705 2046 2130 2170 2201 2310 2343 2387 2485 2982 3255 3410 3905 4402 4686 4774 4970 5115 5467 6510 6603 7161 7455 7810 8009 10230 10934 11005 11715 11935 13206 14322 14910 15407 16018 16401 22010 23430 23870 24027 24211 27335 30814 32802 33015 35805 40045 46221 48054 48422 54670 56063 66030 71610 72633 77035 80090 82005 88099 92442 112126 120135 121055 145266 154070 164010 168189 169477 176198 231105 240270 242110 248279 264297 280315 336378 338954 363165 440495 462210 496558 508431 528594 560630 568639 616693 726330 744837 840945 847385 880990 1016862 1137278 1233386 1241395 1321485 1489674 1681890 1694770 1705917 1737953 1850079 2482790 2542155 2642970 2731069 2843195 3083465 3411834 3475906 3700158 3724185 3980473 5084310 5213859 5462138 5686390 6166930 6255029 7448370 7960946 8193207 8529585 8689765 9250395 10427718 11941419 12510058 13655345 16386414 17059170 17379530 17627809 18500790 18765087 19117483 19902365 23882838 26069295 27310690 31275145 35255618 37530174 38234966 39804730 40966035 43785203 52138590 52883427 57352449 59707095 62550290 81932070 87570406 88139045 93825435 95587415 105766854 114704898 119414190 123394663 131355609 176278090 187650870 191174830 193905899 218926015 246789326 262711218 264417135 286762245 370183989 387811798 437852030 528834270 573524490 581717697 616973315 656778045 740367978 969529495 1163435394 1233946630 1313556090 1357341293 1850919945 1939058990 2714682586 2908588485 3701839890 4072023879 5817176970 6786706465 8144047758 13573412930 20360119395 40720238790
• Sum of all divisors σ(n): 127561236480
• Sum of proper divisors (its aliquot sum) s(n): 86840997690
• 40720238790 is an abundant number, because the sum of its proper divisors (86840997690) is greater than itself. Its abundance is 46120758900

Bases of 40720238790

• Binary: 100101111011000111011000100011000110₂
• Hexadecimal: 0x97B1D88C6
• Base-36: IPFS1C6

Squares and roots of 40720238790

• 40720238790 squared (40720238790²) is 1658137847114620664100
• 40720238790 cubed (40720238790³) is 67519769081243865942420380439000
• The square root of 40720238790 is 201792.5637628899
• The cube root of 40720238790 is 3440.3564279929

Scales and comparisons

• 40,720,238,790 seconds is equal to 1,294 years, 40 weeks, 3 days, 1 hour, 26 minutes, 30 seconds.
• To count from 1 to 40,720,238,790 would take you about two thousand, five hundred eighty-nine 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 40720238790 cubic inches would be around 286.7 feet tall.

Recreational maths with 40720238790

• 40720238790 backwards is 09783202704
• 40720238790 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40720238790's digits is 42
• More coming soon!