813795145072

Names of 813795145072

• Cardinal: 813795145072 can be written as Eight hundred thirteen billion, seven hundred ninety-five million, one hundred forty-five thousand and seventy-two.

Scientific notation

• Scientific notation: 8.13795145072 × 10¹¹

Factors of 813795145072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 184

Divisors of 813795145072

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 52 56 79 83 91 104 112 158 166 169 182 208 316 332 338 364 553 581 632 664 676 728 1027 1079 1106 1162 1183 1264 1328 1352 1456 2054 2158 2212 2324 2366 2704 4108 4316 4424 4648 4732 6241 6557 6889 7189 7553 8216 8632 8848 9296 9464 12482 13114 13351 13778 14027 14378 15106 16432 17264 18928 24964 26228 26702 27556 28054 28756 30212 43687 45899 48223 49928 52456 53404 55112 56108 57512 60424 81133 85241 87374 89557 91798 93457 96446 98189 99856 104912 106808 110224 112216 115024 120848 162266 170482 174748 179114 183596 186914 192892 196378 213616 224432 324532 340964 349496 358228 367192 373828 385784 392756 518003 544231 567931 596687 626899 649064 681928 698992 716456 734384 747656 771568 785512 1036006 1054729 1088462 1108133 1135862 1164241 1193374 1253798 1298128 1363856 1432912 1495312 1571024 2072012 2109458 2176924 2216266 2271724 2328482 2386748 2507596 3626021 3809617 4144024 4218916 4353848 4432532 4543448 4656964 4773496 5015192 6734039 7075003 7252042 7383103 7619234 7756931 8149687 8288048 8437832 8707696 8865064 9086896 9313928 9546992 10030384 13468078 14150006 14504084 14766206 15238468 15513862 16299374 16875664 17730128 18627856 26936156 28300012 29008168 29532412 30476936 31027724 32598748 42994249 47138273 49525021 53872312 56600024 58016336 59064824 60953872 62055448 65197496 85988498 87542507 91975039 94276546 99050042 107744624 113200048 118129648 124110896 130394992 171976996 175085014 183950078 188553092 198100084 300959743 343953992 350170028 367900156 377106184 396200168 558925237 601919486 612797549 643825273 687907984 700340056 735800312 754212368 792400336 1117850474 1203838972 1225595098 1287650546 1400680112 1471600624 2235700948 2407677944 2451190196 2575301092 3912476659 4471401896 4815355888 4902380392 5150602184 7266028081 7824953318 8942803792 9804760784 10301204368 14532056162 15649906636 29064112324 31299813272 50862196567 58128224648 62599626544 101724393134 116256449296 203448786268 406897572536 813795145072
• Sum of all divisors σ(n): 2000360296872
• Sum of proper divisors (its aliquot sum) s(n): 1186565151800
• 813795145072 is an abundant number, because the sum of its proper divisors (1186565151800) is greater than itself. Its abundance is 372770006728

Bases of 813795145072

• Binary: 1011110101111001111110000111010101110000₂
• Hexadecimal: 0xBD79F87570
• Base-36: ADUOM8OG

Squares and roots of 813795145072

• 813795145072 squared (813795145072²) is 662262538142757525885184
• 813795145072 cubed (813795145072³) is 538946038303636294223853108495413248
• The square root of 813795145072 is 902105.9500258271
• The cube root of 813795145072 is 9336.2333557579

Scales and comparisons

• 813,795,145,072 seconds is equal to 25,876 years, 8 weeks, 5 days, 6 hours, 57 minutes, 52 seconds.
• To count from 1 to 813,795,145,072 would take you about fifty-one thousand, seven hundred fifty-two 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 813795145072 cubic inches would be around 778 feet tall.

Recreational maths with 813795145072

• 813795145072 backwards is 270541597318
• 813795145072 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813795145072's digits is 52
• More coming soon!