31945012308

Names of 31945012308

• Cardinal: 31945012308 can be written as Thirty-one billion, nine hundred forty-five million, twelve thousand, three hundred eight.

Scientific notation

• Scientific notation: 3.1945012308 × 10¹⁰

Factors of 31945012308

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3156

Divisors of 31945012308

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 31 33 36 44 54 62 66 81 93 99 108 124 132 162 186 198 243 279 297 324 341 372 396 486 558 594 682 837 891 961 972 1023 1116 1188 1364 1674 1782 1922 2046 2511 2673 2883 3069 3109 3348 3564 3844 4092 5022 5346 5766 6138 6218 7533 8649 9207 9327 10044 10571 10692 11532 12276 12436 15066 17298 18414 18654 21142 25947 27621 27981 30132 31713 34199 34596 36828 37308 42284 51894 55242 55962 63426 68398 77841 82863 83943 95139 96379 102597 103788 110484 111924 126852 136796 155682 165726 167886 190278 192758 205194 233523 251829 285417 289137 307791 311364 331452 335772 380556 385516 410388 467046 503658 570834 578274 615582 755487 856251 867411 923373 934092 1007316 1060169 1141668 1156548 1231164 1510974 1712502 1734822 1846746 2120338 2568753 2602233 2770119 2987749 3021948 3180507 3425004 3469644 3693492 4240676 5137506 5204466 5540238 5975498 6361014 7806699 8310357 8963247 9541521 10275012 10408932 11080476 11950996 12722028 15613398 16620714 17926494 19083042 23420097 26889741 28624563 31226796 32865239 33241428 35852988 38166084 46840194 53779482 57249126 65730478 80669223 85873689 93680388 98595717 107558964 114498252 131460956 161338446 171747378 197191434 242007669 257621067 295787151 322676892 343494756 394382868 484015338 515242134 591574302 726023007 887361453 968030676 1030484268 1183148604 1452046014 1774722906 2662084359 2904092028 3549445812 5324168718 7986253077 10648337436 15972506154 31945012308
• Sum of all divisors σ(n): 94425720480
• Sum of proper divisors (its aliquot sum) s(n): 62480708172
• 31945012308 is an abundant number, because the sum of its proper divisors (62480708172) is greater than itself. Its abundance is 30535695864

Bases of 31945012308

• Binary: 11101110000000100100011010001010100₂
• Hexadecimal: 0x770123454
• Base-36: EOB8H90

Squares and roots of 31945012308

• 31945012308 squared (31945012308²) is 1020483811358271486864
• 31945012308 cubed (31945012308³) is 32599367913954732845475940322112
• The square root of 31945012308 is 178731.6768454881
• The cube root of 31945012308 is 3172.9825713283

Scales and comparisons

• 31,945,012,308 seconds is equal to 1,015 years, 39 weeks, 22 hours, 31 minutes, 48 seconds.
• To count from 1 to 31,945,012,308 would take you about two thousand and thirty-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 31945012308 cubic inches would be around 264.4 feet tall.

Recreational maths with 31945012308

• 31945012308 backwards is 80321054913
• 31945012308 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31945012308's digits is 36
• More coming soon!