12893312640

Names of 12893312640

• Cardinal: 12893312640 can be written as Twelve billion, eight hundred ninety-three million, three hundred twelve thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.289331264 × 10¹⁰

Factors of 12893312640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 400

Divisors of 12893312640

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 41 43 48 52 60 64 65 78 80 82 86 96 104 120 123 128 129 130 156 160 164 172 192 195 205 208 215 240 246 258 260 293 312 320 328 344 384 390 410 416 430 480 492 516 520 533 559 586 615 624 640 645 656 688 780 820 832 860 879 960 984 1032 1040 1066 1118 1172 1230 1248 1290 1312 1376 1465 1560 1599 1640 1664 1677 1720 1758 1763 1920 1968 2064 2080 2132 2236 2344 2460 2496 2580 2624 2665 2752 2795 2930 3120 3198 3280 3354 3440 3516 3526 3809 3936 4128 4160 4264 4395 4472 4688 4920 4992 5160 5248 5289 5330 5504 5590 5860 6240 6396 6560 6708 6880 7032 7052 7618 7872 7995 8256 8320 8385 8528 8790 8815 8944 9376 9840 10320 10578 10660 11180 11427 11720 12013 12480 12599 12792 13120 13416 13760 14064 14104 15236 15744 15990 16512 16770 17056 17580 17630 17888 18752 19045 19680 20640 21156 21320 22360 22854 22919 23440 24026 24960 25198 25584 26240 26445 26832 27520 28128 28208 30472 31980 33540 34112 35160 35260 35776 36039 37504 37797 38090 39360 41280 42312 42640 44720 45708 45838 46880 48052 50396 51168 52890 53664 56256 56416 57135 60065 60944 62995 63960 67080 68224 68757 70320 70520 71552 72078 75594 76180 78720 82560 84624 85280 89440 91416 91676 93760 96104 100792 102336 105780 107328 112512 112832 114270 114595 120130 121888 125990 127920 134160 137514 140640 141040 144156 151188 152360 156169 163787 169248 170560 178880 180195 182832 183352 187520 188985 192208 201584 204672 211560 214656 225664 228540 229190 240260 243776 251980 255840 268320 275028 281280 282080 288312 302376 304720 312338 327574 338496 341120 343785 357760 360390 365664 366704 377970 384416 403168 423120 457080 458380 468507 480520 487552 491361 503960 511680 516559 536640 550056 562560 564160 576624 604752 609440 624676 655148 676992 687570 720780 731328 733408 755940 768832 780845 806336 818935 846240 914160 916760 937014 961040 982722 1007920 1023360 1033118 1073280 1100112 1128320 1153248 1209504 1218880 1249352 1310296 1375140 1441560 1462656 1466816 1511880 1537664 1549677 1561690 1612672 1637870 1692480 1828320 1833520 1874028 1922080 1965444 2015840 2066236 2200224 2306496 2342535 2419008 2437760 2456805 2498704 2582795 2620592 2750280 2883120 2933632 3023760 3099354 3123380 3275740 3384960 3656640 3667040 3748056 3844160 3930888 4031680 4132472 4400448 4612992 4685070 4838016 4913610 4997408 5165590 5241184 5500560 5766240 6047520 6198708 6246760 6551480 6715267 7313280 7334080 7496112 7688320 7748385 7861776 8063360 8264944 8800896 9370140 9827220 9994816 10331180 10482368 11001120 11532480 12095040 12397416 12493520 13102960 13430534 14668160 14992224 15496770 15723552 16529888 18740280 19654440 19989632 20145801 20662360 20964736 22002240 23064960 24190080 24794832 24987040 26205920 26861068 29984448 30993540 31447104 33059776 33576335 37480560 39308880 40291602 41324720 44004480 49589664 49974080 52411840 53722136 59968896 61987080 62894208 66119552 67152670 74961120 78617760 80583204 82649440 99179328 99948160 100729005 104823680 107444272 123974160 134305340 149922240 157235520 161166408 165298880 198358656 201458010 214888544 247948320 268610680 299844480 314471040 322332816 330597760 402916020 429777088 495896640 537221360 644665632 805832040 859554176 991793280 1074442720 1289331264 1611664080 2148885440 2578662528 3223328160 4297770880 6446656320 12893312640
• Sum of all divisors σ(n): 46550972160
• Sum of proper divisors (its aliquot sum) s(n): 33657659520
• 12893312640 is an abundant number, because the sum of its proper divisors (33657659520) is greater than itself. Its abundance is 20764346880

Bases of 12893312640

• Binary: 1100000000100000000101011010000000₂
• Hexadecimal: 0x300805680
• Base-36: 5X8CFPC

Squares and roots of 12893312640

• 12893312640 squared (12893312640²) is 166237510832783769600
• 12893312640 cubed (12893312640³) is 2143352199662467902970527744000
• The square root of 12893312640 is 113548.7236387973
• The cube root of 12893312640 is 2344.8847626975

Scales and comparisons

• 12,893,312,640 seconds is equal to 409 years, 50 weeks, 2 days, 3 hours, 44 minutes.
• To count from 1 to 12,893,312,640 would take you about eight hundred nineteen 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 12893312640 cubic inches would be around 195.4 feet tall.

Recreational maths with 12893312640

• 12893312640 backwards is 04621339821
• 12893312640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12893312640's digits is 39
• More coming soon!