30923878440

Names of 30923878440

• Cardinal: 30923878440 can be written as Thirty billion, nine hundred twenty-three million, eight hundred seventy-eight thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.092387844 × 10¹⁰

Factors of 30923878440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 57823

Divisors of 30923878440

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 42 49 52 56 60 65 70 78 84 91 98 104 105 120 130 140 147 156 168 182 195 196 210 245 260 273 280 294 312 343 364 390 392 420 455 490 520 546 588 637 686 728 735 780 840 910 980 1029 1092 1176 1274 1365 1372 1470 1560 1715 1820 1911 1960 2058 2184 2548 2730 2744 2940 3185 3430 3640 3822 4116 4459 5096 5145 5460 5880 6370 6860 7644 8232 8918 9555 10290 10920 12740 13377 13720 15288 17836 19110 20580 22295 25480 26754 35672 38220 41160 44590 53508 57793 66885 76440 89180 107016 115586 133770 173379 178360 231172 267540 288965 346758 404551 462344 535080 577930 693516 751309 809102 866895 1155860 1213653 1387032 1502618 1618204 1733790 2022755 2253927 2311720 2427306 2831857 3005236 3236408 3467580 3756545 4045510 4507854 4854612 5259163 5663714 6010472 6068265 6935160 7513090 8091020 8495571 9015708 9709224 10518326 11269635 11327428 12136530 14159285 15026180 15777489 16182040 16991142 18031416 19822999 21036652 22539270 22654856 24273060 26295815 28318570 30052360 31554978 33982284 36814141 39645998 42073304 42477855 45078540 48546120 52591630 56637140 59468997 63109956 67964568 73628282 78887445 79291996 84955710 90157080 99114995 105183260 110442423 113274280 118937994 126219912 147256564 157774890 158583992 169911420 184070705 198229990 210366520 220884846 237875988 257698987 294513128 297344985 315549780 339822840 368141410 396459980 441769692 475751976 515397974 552212115 594689970 631099560 736282820 773096961 792919960 883539384 1030795948 1104424230 1189379940 1288494935 1472565640 1546193922 2061591896 2208848460 2378759880 2576989870 3092387844 3865484805 4417696920 5153979740 6184775688 7730969610 10307959480 15461939220 30923878440
• Sum of all divisors σ(n): 116512704000
• Sum of proper divisors (its aliquot sum) s(n): 85588825560
• 30923878440 is an abundant number, because the sum of its proper divisors (85588825560) is greater than itself. Its abundance is 54664947120

Bases of 30923878440

• Binary: 11100110011001101001111000000101000₂
• Hexadecimal: 0x73334F028
• Base-36: E7FA1BC

Squares and roots of 30923878440

• 30923878440 squared (30923878440²) is 956286257771896833600
• 30923878440 cubed (30923878440³) is 29572079989180642930467307584000
• The square root of 30923878440 is 175851.8650455545
• The cube root of 30923878440 is 3138.8072890445

Scales and comparisons

• 30,923,878,440 seconds is equal to 983 years, 14 weeks, 5 days, 6 hours, 14 minutes.
• To count from 1 to 30,923,878,440 would take you about one thousand, nine hundred sixty-six 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 30923878440 cubic inches would be around 261.6 feet tall.

Recreational maths with 30923878440

• 30923878440 backwards is 04487832903
• The number of decimal digits it has is: 11
• The sum of 30923878440's digits is 48
• More coming soon!