3900013920

Names of 3900013920

• Cardinal: 3900013920 can be written as Three billion, nine hundred million, thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.90001392 × 10⁹

Factors of 3900013920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 850

Divisors of 3900013920

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 66 72 80 81 88 90 96 99 108 110 120 121 132 135 144 160 162 165 176 180 198 216 220 240 242 243 264 270 288 297 324 330 352 360 363 396 405 432 440 480 484 486 495 528 540 594 605 648 660 720 726 792 810 829 864 880 891 968 972 990 1056 1080 1089 1188 1210 1215 1296 1320 1440 1452 1485 1584 1620 1658 1760 1782 1815 1936 1944 1980 2160 2178 2376 2420 2430 2487 2592 2640 2673 2904 2970 3168 3240 3267 3316 3564 3630 3872 3888 3960 4145 4320 4356 4455 4752 4840 4860 4974 5280 5346 5445 5808 5940 6480 6534 6632 7128 7260 7461 7776 7920 8290 8712 8910 9119 9504 9680 9720 9801 9948 10692 10890 11616 11880 12435 12960 13068 13264 13365 14256 14520 14922 15840 16335 16580 17424 17820 18238 19360 19440 19602 19896 21384 21780 22383 23760 24870 26136 26528 26730 27357 28512 29040 29403 29844 32670 33160 34848 35640 36476 37305 38880 39204 39792 42768 43560 44766 45595 47520 49005 49740 52272 53460 54714 58080 58806 59688 65340 66320 67149 71280 72952 74610 78408 79584 82071 85536 87120 89532 91190 98010 99480 100309 104544 106920 109428 111915 117612 119376 130680 132640 134298 136785 142560 145904 147015 149220 156816 164142 174240 179064 182380 196020 198960 200618 201447 213840 218856 223830 235224 238752 246213 261360 268596 273570 291808 294030 298440 300927 313632 328284 335745 358128 364760 392040 397920 401236 402894 410355 427680 437712 447660 470448 492426 501545 522720 537192 547140 588060 596880 601854 656568 671490 716256 729520 738639 784080 802472 805788 820710 875424 895320 902781 940896 984852 1003090 1007235 1074384 1094280 1176120 1193760 1203708 1231065 1313136 1342980 1459040 1477278 1504635 1568160 1604944 1611576 1641420 1790640 1805562 1969704 2006180 2014470 2148768 2188560 2215917 2352240 2407416 2462130 2626272 2685960 2708343 2954556 3009270 3209888 3223152 3282840 3581280 3611124 3693195 3939408 4012360 4028940 4377120 4431834 4513905 4704480 4814832 4924260 5371920 5416686 5909112 6018540 6446304 6565680 7222248 7386390 7878816 8024720 8057880 8125029 8863668 9027810 9629664 9848520 10743840 10833372 11079585 11818224 12037080 13131360 13541715 14444496 14772780 16049440 16115760 16250058 17727336 18055620 19697040 21666744 22159170 23636448 24074160 24375087 27083430 28888992 29545560 32231520 32500116 35454672 36111240 39394080 40625145 43333488 44318340 48148320 48750174 54166860 59091120 65000232 70909344 72222480 81250290 86666976 88636680 97500348 108333720 118182240 121875435 130000464 144444960 162500580 177273360 195000696 216667440 243750870 260000928 325001160 354546720 390001392 433334880 487501740 650002320 780002784 975003480 1300004640 1950006960 3900013920
• Sum of all divisors σ(n): 15188780880
• Sum of proper divisors (its aliquot sum) s(n): 11288766960
• 3900013920 is an abundant number, because the sum of its proper divisors (11288766960) is greater than itself. Its abundance is 7388753040

Bases of 3900013920

• Binary: 11101000011101010111110101100000₂
• Hexadecimal: 0xE8757D60
• Base-36: 1SHYU00

Squares and roots of 3900013920

• 3900013920 squared (3900013920²) is 15210108576193766400
• 3900013920 cubed (3900013920³) is 59319635171867069577228288000
• The square root of 3900013920 is 62450.0914330795
• The cube root of 3900013920 is 1574.0627893579

Scales and comparisons

• 3,900,013,920 seconds is equal to 124 years, 3 days, 1 hour, 12 minutes.
• To count from 1 to 3,900,013,920 would take you about two hundred forty-eight 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 3900013920 cubic inches would be around 131.2 feet tall.

Recreational maths with 3900013920

• 3900013920 backwards is 0293100093
• 3900013920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3900013920's digits is 27
• More coming soon!