8125190400

Names of 8125190400

• Cardinal: 8125190400 can be written as Eight billion, one hundred twenty-five million, one hundred ninety thousand, four hundred.

Scientific notation

• Scientific notation: 8.1251904 × 10⁹

Factors of 8125190400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 22302

Divisors of 8125190400

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 25 30 32 38 40 48 50 57 60 64 75 76 80 95 96 100 114 120 128 150 152 160 190 192 200 228 240 256 285 300 304 320 380 384 400 456 475 480 570 600 608 640 760 768 800 912 950 960 1140 1200 1216 1280 1425 1520 1600 1824 1900 1920 2280 2400 2432 2850 3040 3200 3648 3800 3840 4560 4800 4864 5700 6080 6400 7296 7600 9120 9600 11400 12160 14592 15200 18240 19200 22273 22800 24320 30400 36480 44546 45600 60800 66819 72960 89092 91200 111365 121600 133638 178184 182400 222730 267276 334095 356368 364800 423187 445460 534552 556825 668190 712736 846374 890920 1069104 1113650 1269561 1336380 1425472 1670475 1692748 1781840 2115935 2138208 2227300 2539122 2672760 2850944 3340950 3385496 3563680 4231870 4276416 4454600 5078244 5345520 5701888 6347805 6681900 6770992 7127360 8463740 8552832 8909200 10156488 10579675 10691040 12695610 13363800 13541984 14254720 16927480 17105664 17818400 20312976 21159350 21382080 25391220 26727600 27083968 28509440 31739025 33854960 35636800 40625952 42318700 42764160 50782440 53455200 54167936 63478050 67709920 71273600 81251904 84637400 85528320 101564880 106910400 108335872 126956100 135419840 142547200 162503808 169274800 203129760 213820800 253912200 270839680 325007616 338549600 406259520 427641600 507824400 541679360 677099200 812519040 1015648800 1354198400 1625038080 2031297600 2708396800 4062595200 8125190400
• Sum of all divisors σ(n): 28227394720
• Sum of proper divisors (its aliquot sum) s(n): 20102204320
• 8125190400 is an abundant number, because the sum of its proper divisors (20102204320) is greater than itself. Its abundance is 11977013920

Bases of 8125190400

• Binary: 111100100010011001001000100000000₂
• Hexadecimal: 0x1E44C9100
• Base-36: 3QDJ11C

Squares and roots of 8125190400

• 8125190400 squared (8125190400²) is 66018719036252160000
• 8125190400 cubed (8125190400³) is 536414662133653302411264000000
• The square root of 8125190400 is 90139.8380295863
• The cube root of 8125190400 is 2010.3785826833

Scales and comparisons

• 8,125,190,400 seconds is equal to 258 years, 18 weeks, 3 days, 13 hours, 20 minutes.
• To count from 1 to 8,125,190,400 would take you about five hundred sixteen 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 8125190400 cubic inches would be around 167.5 feet tall.

Recreational maths with 8125190400

• 8125190400 backwards is 0040915218
• 8125190400 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8125190400's digits is 30
• More coming soon!