1421205500

Names of 1421205500

• Cardinal: 1421205500 can be written as One billion, four hundred twenty-one million, two hundred five thousand, five hundred.

Scientific notation

• Scientific notation: 1.4212055 × 10⁹

Factors of 1421205500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 170

Divisors of 1421205500

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 25 26 44 50 52 55 65 100 110 121 125 130 139 143 169 220 242 250 260 275 278 286 325 338 484 500 550 556 572 605 650 676 695 715 845 1100 1210 1300 1375 1390 1430 1529 1573 1625 1690 1807 1859 2420 2750 2780 2860 3025 3058 3146 3250 3380 3475 3575 3614 3718 4225 5500 6050 6116 6292 6500 6950 7150 7228 7436 7645 7865 8450 9035 9295 12100 13900 14300 15125 15290 15730 16819 16900 17375 17875 18070 18590 19877 20449 21125 23491 30250 30580 31460 33638 34750 35750 36140 37180 38225 39325 39754 40898 42250 45175 46475 46982 60500 67276 69500 71500 76450 78650 79508 81796 84095 84500 90350 92950 93964 99385 102245 117455 152900 157300 168190 180700 185900 191125 196625 198770 204490 218647 225875 232375 234910 258401 336380 382250 393250 397540 408980 420475 437294 451750 464750 469820 496925 511225 516802 587275 764500 786500 840950 874588 903500 929500 993850 1022450 1033604 1093235 1174550 1292005 1681900 1987700 2044900 2102375 2186470 2349100 2484625 2556125 2584010 2842411 2936375 4204750 4372940 4969250 5112250 5168020 5466175 5684822 5872750 6460025 8409500 9938500 10224500 10932350 11369644 11745500 12920050 14212055 21864700 25840100 27330875 28424110 32300125 54661750 56848220 64600250 71060275 109323500 129200500 142120550 284241100 355301375 710602750 1421205500
• Sum of all divisors σ(n): 3720946320
• Sum of proper divisors (its aliquot sum) s(n): 2299740820
• 1421205500 is an abundant number, because the sum of its proper divisors (2299740820) is greater than itself. Its abundance is 878535320

Bases of 1421205500

• Binary: 1010100101101011101111111111100₂
• Hexadecimal: 0x54B5DFFC
• Base-36: NI5D6K

Squares and roots of 1421205500

• 1421205500 squared (1421205500²) is 2019825073230250000
• 1421205500 cubed (1421205500³) is 2870586503112734066375000000
• The square root of 1421205500 is 37698.8792936873
• The cube root of 1421205500 is 1124.3088429561

Scales and comparisons

• 1,421,205,500 seconds is equal to 45 years, 9 weeks, 6 days, 3 hours, 18 minutes, 20 seconds.
• To count from 1 to 1,421,205,500 would take you about ninety 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 1421205500 cubic inches would be around 93.7 feet tall.

Recreational maths with 1421205500

• 1421205500 backwards is 0055021241
• 1421205500 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1421205500's digits is 20
• More coming soon!