15314979420

Names of 15314979420

• Cardinal: 15314979420 can be written as Fifteen billion, three hundred fourteen million, nine hundred seventy-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.531497942 × 10¹⁰

Factors of 15314979420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 354

Divisors of 15314979420

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 169 180 195 234 260 270 324 331 338 351 390 405 468 507 540 585 662 676 702 780 810 845 993 1014 1053 1170 1324 1404 1521 1620 1655 1690 1755 1986 2028 2106 2197 2340 2535 2979 3042 3310 3380 3510 3972 4212 4303 4394 4563 4965 5070 5265 5958 6084 6591 6620 7020 7605 8606 8788 8937 9126 9930 10140 10530 10985 11916 12909 13182 13689 14895 15210 17212 17874 18252 19773 19860 21060 21515 21970 22815 25818 26364 26811 27378 28561 29790 30420 32955 35748 38727 39546 43030 43940 44685 45630 51636 53622 54756 55939 57122 59319 59580 64545 65910 68445 77454 79092 85683 86060 89370 91260 98865 107244 111878 114244 116181 118638 129090 131820 134055 136890 142805 154908 167817 171366 177957 178740 193635 197730 223756 232362 237276 257049 258180 268110 273780 279695 285610 296595 335634 342732 348543 355914 387270 395460 428415 464724 503451 514098 536220 559390 571220 580905 593190 671268 697086 711828 727207 771147 774540 839085 856830 889785 1006902 1028196 1118780 1161810 1186380 1285245 1394172 1454414 1510353 1542294 1678170 1713660 1742715 1779570 2013804 2181621 2313441 2323620 2517255 2570490 2908828 3020706 3084588 3356340 3485430 3559140 3636035 3855735 4363242 4531059 4626882 5034510 5140980 6041412 6544863 6970860 7272070 7551765 7711470 8726484 9062118 9253764 9453691 10069020 10908105 11567205 13089726 14544140 15103530 15422940 18124236 18907382 19634589 21816210 22655295 23134410 26179452 28361073 30207060 32724315 37814764 39269178 43632420 45310590 46268820 47268455 56722146 58903767 65448630 78538356 85083219 90621180 94536910 98172945 113444292 117807534 130897260 141805365 170166438 189073820 196345890 235615068 255249657 283610730 294518835 340332876 392691780 425416095 510499314 567221460 589037670 765748971 850832190 1020998628 1178075340 1276248285 1531497942 1701664380 2552496570 3062995884 3828744855 5104993140 7657489710 15314979420
• Sum of all divisors σ(n): 52204397784
• Sum of proper divisors (its aliquot sum) s(n): 36889418364
• 15314979420 is an abundant number, because the sum of its proper divisors (36889418364) is greater than itself. Its abundance is 21574438944

Bases of 15314979420

• Binary: 1110010000110110000000101001011100₂
• Hexadecimal: 0x390D80A5C
• Base-36: 71A55R0

Squares and roots of 15314979420

• 15314979420 squared (15314979420²) is 234548594635023536400
• 15314979420 cubed (15314979420³) is 3592106899825307871181620888000
• The square root of 15314979420 is 123753.7046718199
• The cube root of 15314979420 is 2483.3549925095

Scales and comparisons

• 15,314,979,420 seconds is equal to 486 years, 50 weeks, 2 days, 16 hours, 57 minutes.
• To count from 1 to 15,314,979,420 would take you about nine hundred seventy-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 15314979420 cubic inches would be around 206.9 feet tall.

Recreational maths with 15314979420

• 15314979420 backwards is 02497941351
• 15314979420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15314979420's digits is 45
• More coming soon!