1309253140

Names of 1309253140

• Cardinal: 1309253140 can be written as One billion, three hundred nine million, two hundred fifty-three thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.30925314 × 10⁹

Factors of 1309253140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 105

Divisors of 1309253140

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 13 19 20 26 29 37 38 52 58 65 74 76 95 116 130 145 148 169 185 190 247 260 290 338 361 370 377 380 481 494 551 580 676 703 722 740 754 845 962 988 1073 1102 1235 1406 1444 1508 1690 1805 1885 1924 2146 2204 2405 2470 2755 2812 3211 3380 3515 3610 3770 4292 4693 4810 4901 4940 5365 5510 6253 6422 7030 7163 7220 7540 9139 9386 9620 9802 10469 10730 11020 12506 12844 13357 13949 14060 14326 16055 18278 18772 19604 20387 20938 21460 23465 24505 25012 26714 27898 28652 31265 32110 35815 36556 40774 41876 45695 46930 49010 52345 53428 55796 61009 62530 64220 66785 69745 71630 81548 91390 93119 93860 98020 101935 104690 118807 122018 125060 133570 136097 139490 143260 173641 181337 182780 186238 203870 209380 237614 244036 265031 267140 272194 278980 305045 347282 362674 372476 387353 407740 465595 475228 530062 544388 594035 610090 680485 694564 725348 774706 868205 906685 931190 1060124 1188070 1220180 1325155 1360970 1549412 1736410 1769261 1813370 1862380 1936765 2257333 2376140 2650310 2721940 3445403 3472820 3538522 3626740 3873530 4514666 5035589 5300620 6890806 7077044 7747060 8846305 9029332 10071178 11286665 13781612 17227015 17692610 20142356 22573330 25177945 34454030 35385220 45146660 50355890 65462657 68908060 100711780 130925314 261850628 327313285 654626570 1309253140
• Sum of all divisors σ(n): 3338337240
• Sum of proper divisors (its aliquot sum) s(n): 2029084100
• 1309253140 is an abundant number, because the sum of its proper divisors (2029084100) is greater than itself. Its abundance is 719830960

Bases of 1309253140

• Binary: 1001110000010011001111000010100₂
• Hexadecimal: 0x4E099E14
• Base-36: LNHU6S

Squares and roots of 1309253140

• 1309253140 squared (1309253140²) is 1714143784599859600
• 1309253140 cubed (1309253140³) is 2244248132398849824859144000
• The square root of 1309253140 is 36183.6031926065
• The cube root of 1309253140 is 1093.9762022927

Scales and comparisons

• 1,309,253,140 seconds is equal to 41 years, 32 weeks, 5 days, 9 hours, 25 minutes, 40 seconds.
• To count from 1 to 1,309,253,140 would take you about eighty-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 1309253140 cubic inches would be around 91.2 feet tall.

Recreational maths with 1309253140

• 1309253140 backwards is 0413529031
• The number of decimal digits it has is: 10
• The sum of 1309253140's digits is 28
• More coming soon!