31930813440

Names of 31930813440

• Cardinal: 31930813440 can be written as Thirty-one billion, nine hundred thirty million, eight hundred thirteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.193081344 × 10¹⁰

Factors of 31930813440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 7492

Divisors of 31930813440

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 80 90 93 96 108 120 124 128 135 144 155 160 180 186 192 216 240 248 256 270 279 288 310 320 360 372 384 432 465 480 496 512 540 558 576 620 640 720 744 768 837 864 930 960 992 1024 1080 1116 1152 1240 1280 1395 1440 1488 1536 1674 1728 1860 1920 1984 2160 2232 2304 2480 2560 2790 2880 2976 3072 3348 3456 3720 3840 3968 4185 4320 4464 4608 4960 5120 5580 5760 5952 6696 6912 7440 7451 7680 7936 8370 8640 8928 9216 9920 11160 11520 11904 13392 13824 14880 14902 15360 15872 16740 17280 17856 19840 22320 22353 23040 23808 26784 27648 29760 29804 31744 33480 34560 35712 37255 39680 44640 44706 46080 47616 53568 59520 59608 66960 67059 69120 71424 74510 79360 89280 89412 95232 107136 111765 119040 119216 133920 134118 138240 142848 149020 158720 178560 178824 201177 214272 223530 230981 238080 238432 267840 268236 285696 298040 335295 357120 357648 402354 428544 447060 461962 476160 476864 535680 536472 596080 670590 692943 714240 715296 804708 857088 894120 923924 953728 1005885 1071360 1072944 1154905 1192160 1341180 1385886 1428480 1430592 1609416 1788240 1847848 1907456 2011770 2078829 2142720 2145888 2309810 2384320 2682360 2771772 2861184 3218832 3464715 3576480 3695696 3814912 4023540 4157658 4285440 4291776 4619620 4768640 5364720 5543544 5722368 6236487 6437664 6929430 7152960 7391392 7629824 8047080 8315316 8583552 9239240 9537280 10394145 10729440 11087088 11444736 12472974 12875328 13858860 14305920 14782784 16094160 16630632 17167104 18478480 19074560 20788290 21458880 22174176 22889472 24945948 25750656 27717720 28611840 29565568 31182435 32188320 33261264 34334208 36956960 38149120 41576580 42917760 44348352 49891896 51501312 55435440 57223680 59131136 62364870 64376640 66522528 68668416 73913920 83153160 85835520 88696704 99783792 103002624 110870880 114447360 118262272 124729740 128753280 133045056 147827840 166306320 171671040 177393408 199567584 206005248 221741760 236524544 249459480 257506560 266090112 295655680 332612640 343342080 354786816 399135168 443483520 498918960 515013120 532180224 591311360 665225280 709573632 798270336 886967040 997837920 1030026240 1064360448 1182622720 1330450560 1596540672 1773934080 1995675840 2128720896 2660901120 3193081344 3547868160 3991351680 5321802240 6386162688 7982703360 10643604480 15965406720 31930813440
• Sum of all divisors σ(n): 117152593920
• Sum of proper divisors (its aliquot sum) s(n): 85221780480
• 31930813440 is an abundant number, because the sum of its proper divisors (85221780480) is greater than itself. Its abundance is 53290967040

Bases of 31930813440

• Binary: 11101101111001110011000110000000000₂
• Hexadecimal: 0x76F398C00
• Base-36: EO2S5C0

Squares and roots of 31930813440

• 31930813440 squared (31930813440²) is 1019576846940084633600
• 31930813440 cubed (31930813440³) is 32555918087387277293292355584000
• The square root of 31930813440 is 178691.9512457121
• The cube root of 31930813440 is 3172.5123942533

Scales and comparisons

• 31,930,813,440 seconds is equal to 1,015 years, 15 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 31,930,813,440 would take you about two thousand and thirty 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 31930813440 cubic inches would be around 264.4 feet tall.

Recreational maths with 31930813440

• 31930813440 backwards is 04431803913
• 31930813440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31930813440's digits is 36
• More coming soon!