161916429299520

Names of 161916429299520

• Cardinal: 161916429299520 can be written as One hundred sixty-one trillion, nine hundred sixteen billion, four hundred twenty-nine million, two hundred ninety-nine thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.6191642929952 × 10¹⁴

Factors of 161916429299520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 491728726

Divisors of 161916429299520

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 140 147 160 168 192 196 210 224 240 245 280 294 320 336 343 392 420 448 480 490 560 588 672 686 735 784 840 960 980 1029 1120 1176 1344 1372 1470 1568 1680 1715 1960 2058 2240 2352 2744 2940 3136 3360 3430 3920 4116 4704 5145 5488 5880 6720 6860 7840 8232 9408 10290 10976 11760 13720 15680 16464 20580 21952 23520 27440 32928 41160 47040 54880 65856 82320 109760 164640 329280 491728709 983457418 1475186127 1966914836 2458643545 2950372254 3442100963 3933829672 4917287090 5900744508 6884201926 7375930635 7867659344 9834574180 10326302889 11801489016 13768403852 14751861270 15735318688 17210504815 19669148360 20652605778 23602978032 24094706741 27536807704 29503722540 31470637376 34421009630 39338296720 41305211556 47205956064 48189413482 51631514445 55073615408 59007445080 68842019260 72284120223 78676593440 82610423112 94411912128 96378826964 103263028890 110147230816 118014890160 120473533705 137684038520 144568240446 157353186880 165220846224 168662947187 192757653928 206526057780 220294461632 236029780320 240947067410 275368077040 289136480892 330441692448 337325894374 361420601115 385515307856 413052115560 472059560640 481894134820 505988841561 550736154080 578272961784 660883384896 674651788748 722841202230 771030615712 826104231120 843314735935 963788269640 1011977683122 1101472308160 1156545923568 1349303577496 1445682404460 1542061231424 1652208462240 1686629471870 1927576539280 2023955366244 2313091847136 2529944207805 2698607154992 2891364808920 3304416924480 3373258943740 3855153078560 4047910732488 4626183694272 5059888415610 5397214309984 5782729617840 6746517887480 7710306157120 8095821464976 10119776831220 10794428619968 11565459235680 13493035774960 16191642929952 20239553662440 23130918471360 26986071549920 32383285859904 40479107324880 53972143099840 80958214649760 161916429299520
• Sum of all divisors σ(n): 599515643232000
• Sum of proper divisors (its aliquot sum) s(n): 437599213932480
• 161916429299520 is an abundant number, because the sum of its proper divisors (437599213932480) is greater than itself. Its abundance is 275682784632960

Bases of 161916429299520

• Binary: 100100110100001100011011010000000110111101000000₂
• Hexadecimal: 0x93431B406F40
• Base-36: 1LE7DPG2TC

Squares and roots of 161916429299520

• 161916429299520 squared (161916429299520²) is 26216930077106458717872230400
• 161916429299520 cubed (161916429299520³) is 4244951705280267345128716539810332049408000
• The square root of 161916429299520 is 12724638.6706860953
• The cube root of 161916429299520 is 54504.2422194571

Scales and comparisons

• 161,916,429,299,520 seconds is equal to 5,148,441 years, 31 weeks, 5 days, 12 hours, 32 minutes.
• To count from 1 to 161,916,429,299,520 would take you about twelve million, eight hundred seventy-one thousand, one hundred four 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 161916429299520 cubic inches would be around 4542 feet tall.

Recreational maths with 161916429299520

• 161916429299520 backwards is 025992924619161
• The number of decimal digits it has is: 15
• The sum of 161916429299520's digits is 66
• More coming soon!