13901209920

Names of 13901209920

• Cardinal: 13901209920 can be written as Thirteen billion, nine hundred one million, two hundred nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.390120992 × 10¹⁰

Factors of 13901209920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 23

Divisors of 13901209920

• Number of divisors d(n): 294
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 130 144 156 160 169 180 192 195 208 234 240 260 288 312 320 338 360 390 416 468 480 507 520 576 585 624 676 720 780 832 845 936 960 1014 1040 1170 1248 1352 1440 1521 1560 1690 1872 2028 2080 2197 2340 2496 2535 2704 2880 3042 3120 3380 3744 4056 4160 4394 4680 5070 5408 6084 6240 6591 6760 7488 7605 8112 8788 9360 10140 10816 10985 12168 12480 13182 13520 15210 16224 17576 18720 19773 20280 21970 24336 26364 27040 28561 30420 32448 32955 35152 37440 39546 40560 43940 48672 52728 54080 57122 60840 65910 70304 79092 81120 85683 87880 97344 98865 105456 114244 121680 131820 140608 142805 158184 162240 171366 175760 197730 210912 228488 243360 257049 263640 285610 316368 342732 351520 371293 395460 421824 428415 456976 486720 514098 527280 571220 632736 685464 703040 742586 790920 856830 913952 1028196 1054560 1113879 1142440 1265472 1285245 1370928 1485172 1581840 1713660 1827904 1856465 2056392 2109120 2227758 2284880 2570490 2741856 2970344 3163680 3341637 3427320 3712930 4112784 4455516 4569760 4826809 5140980 5483712 5569395 5940688 6327360 6683274 6854640 7425860 8225568 8911032 9139520 9653618 10281960 11138790 11881376 13366548 13709280 14480427 14851720 16451136 16708185 17822064 19307236 20563920 22277580 23762752 24134045 26733096 27418560 28960854 29703440 33416370 35644128 38614472 41127840 43441281 44555160 48268090 53466192 57921708 59406880 66832740 71288256 72402135 77228944 82255680 86882562 89110320 96536180 106932384 115843416 118813760 133665480 144804270 154457888 173765124 178220640 193072360 213864768 217206405 231686832 267330960 289608540 308915776 347530248 356441280 386144720 434412810 463373664 534661920 579217080 695060496 772289440 868825620 926747328 1069323840 1158434160 1390120992 1544578880 1737651240 2316868320 2780241984 3475302480 4633736640 6950604960 13901209920
• Sum of all divisors σ(n): 51798899958
• Sum of proper divisors (its aliquot sum) s(n): 37897690038
• 13901209920 is an abundant number, because the sum of its proper divisors (37897690038) is greater than itself. Its abundance is 23996480118

Bases of 13901209920

• Binary: 1100111100100100111010000101000000₂
• Hexadecimal: 0x33C93A140
• Base-36: 6DWF680

Squares and roots of 13901209920

• 13901209920 squared (13901209920²) is 193243637239906406400
• 13901209920 cubed (13901209920³) is 2686320366976268356519231488000
• The square root of 13901209920 is 117903.3923176089
• The cube root of 13901209920 is 2404.4598738353
• Being both a perfect square and a perfect cube, 13901209920 is also a perfect sixth number.

Scales and comparisons

• 13,901,209,920 seconds is equal to 442 years, 5 days, 15 hours, 12 minutes.
• To count from 1 to 13,901,209,920 would take you about eight hundred eighty-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 13901209920 cubic inches would be around 200.4 feet tall.

Recreational maths with 13901209920

• 13901209920 backwards is 02990210931
• 13901209920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13901209920's digits is 36
• More coming soon!