1949399040

Names of 1949399040

• Cardinal: 1949399040 can be written as One billion, nine hundred forty-nine million, three hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 1.94939904 × 10⁹

Factors of 1949399040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 153

Divisors of 1949399040

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 31 32 40 46 48 60 62 64 69 80 89 92 93 96 115 120 124 128 138 155 160 178 184 186 192 230 240 248 256 267 276 310 320 345 356 368 372 384 445 460 465 480 496 512 534 552 620 640 690 712 713 736 744 768 890 920 930 960 992 1024 1068 1104 1240 1280 1335 1380 1424 1426 1472 1488 1536 1780 1840 1860 1920 1984 2047 2048 2136 2139 2208 2480 2560 2670 2759 2760 2848 2852 2944 2976 3072 3560 3565 3680 3720 3840 3968 4094 4272 4278 4416 4960 5120 5340 5518 5520 5696 5704 5888 5952 6141 6144 7120 7130 7360 7440 7680 7936 8188 8277 8544 8556 8832 9920 10235 10240 10680 10695 11036 11040 11392 11408 11776 11904 12282 13795 14240 14260 14720 14880 15360 15872 16376 16554 17088 17112 17664 19840 20470 21360 21390 22072 22080 22784 22816 23552 23808 24564 27590 28480 28520 29440 29760 30705 30720 31744 32752 33108 34176 34224 35328 39680 40940 41385 42720 42780 44144 44160 45568 45632 47104 47616 49128 55180 56960 57040 58880 59520 61410 63457 63488 65504 66216 68352 68448 70656 79360 81880 82770 85440 85560 88288 88320 91136 91264 95232 98256 110360 113920 114080 117760 119040 122820 126914 131008 132432 136704 136896 141312 158720 163760 165540 170880 171120 176576 176640 182272 182528 190371 190464 196512 220720 227840 228160 235520 238080 245640 253828 262016 264864 273408 273792 317285 317440 327520 331080 341760 342240 353152 353280 365056 380742 393024 441440 455680 456320 476160 491280 507656 524032 529728 546816 547584 634570 655040 662160 683520 684480 706304 706560 730112 761484 786048 882880 911360 912640 951855 952320 982560 1015312 1048064 1059456 1095168 1269140 1310080 1324320 1367040 1368960 1412608 1460224 1522968 1572096 1765760 1825280 1903710 1965120 2030624 2096128 2118912 2190336 2538280 2620160 2648640 2734080 2737920 2825216 3045936 3144192 3531520 3650560 3807420 3930240 4061248 4192256 4237824 4380672 5076560 5240320 5297280 5475840 5650432 6091872 6288384 7063040 7301120 7614840 7860480 8122496 8475648 10153120 10480640 10594560 10951680 12183744 12576768 14126080 15229680 15720960 16244992 16951296 20306240 20961280 21189120 21903360 24367488 28252160 30459360 31441920 32489984 40612480 42378240 48734976 60918720 62883840 64979968 81224960 84756480 97469952 121837440 129959936 162449920 194939904 243674880 324899840 389879808 487349760 649799680 974699520 1949399040
• Sum of all divisors σ(n): 6793113600
• Sum of proper divisors (its aliquot sum) s(n): 4843714560
• 1949399040 is an abundant number, because the sum of its proper divisors (4843714560) is greater than itself. Its abundance is 2894315520

Bases of 1949399040

• Binary: 1110100001100010111100000000000₂
• Hexadecimal: 0x74317800
• Base-36: W8MDXC

Squares and roots of 1949399040

• 1949399040 squared (1949399040²) is 3800156617152921600
• 1949399040 cubed (1949399040³) is 7408021661327552900235264000
• The square root of 1949399040 is 44151.9992752311
• The cube root of 1949399040 is 1249.2046225405

Scales and comparisons

• 1,949,399,040 seconds is equal to 61 years, 51 weeks, 1 day, 11 hours, 44 minutes.
• To count from 1 to 1,949,399,040 would take you about one hundred twenty-three 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 1949399040 cubic inches would be around 104.1 feet tall.

Recreational maths with 1949399040

• 1949399040 backwards is 0409939491
• 1949399040 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1949399040's digits is 48
• More coming soon!