1395740970

Names of 1395740970

• Cardinal: 1395740970 can be written as One billion, three hundred ninety-five million, seven hundred forty thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.39574097 × 10⁹

Factors of 1395740970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 176

Divisors of 1395740970

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 17 18 23 26 27 30 34 39 45 46 51 54 65 69 78 81 85 90 102 113 115 117 130 135 138 153 162 170 195 207 221 226 230 234 243 255 270 299 306 339 345 351 390 391 405 414 442 459 486 510 565 585 598 621 663 678 690 702 765 782 810 897 918 1017 1035 1053 1105 1130 1170 1173 1215 1242 1326 1377 1469 1495 1530 1695 1755 1794 1863 1921 1955 1989 2034 2070 2106 2210 2295 2346 2430 2599 2691 2754 2938 2990 3051 3105 3159 3315 3390 3510 3519 3726 3842 3910 3978 4131 4407 4485 4590 5083 5085 5198 5265 5382 5589 5763 5865 5967 6102 6210 6318 6630 6885 7038 7345 7797 8073 8262 8814 8970 9153 9315 9605 9945 10166 10170 10530 10557 11178 11526 11730 11934 12995 13221 13455 13770 14690 15249 15255 15594 15795 16146 17289 17595 17901 18306 18630 19210 19890 20655 21114 22035 23391 24219 24973 25415 25990 26442 26910 27459 27945 28815 29835 30498 30510 31590 31671 33787 34578 35190 35802 38985 39663 40365 41310 44070 44183 45747 45765 46782 48438 49946 50830 51867 52785 53703 54918 55890 57630 59670 63342 66105 67574 70173 72657 74919 76245 77970 79326 80730 86445 88366 89505 91494 91530 95013 101361 103734 105570 107406 116955 118989 121095 124865 132210 132549 137241 137295 140346 145314 149838 152490 155601 158355 168935 172890 179010 190026 198315 202722 210519 220915 224757 228735 233910 237978 242190 249730 259335 265098 268515 274482 274590 304083 311202 316710 337870 350865 356967 363285 374595 396630 397647 411723 421038 441830 449514 457470 466803 475065 506805 518670 537030 574379 594945 608166 631557 662745 674271 686205 701730 713934 726570 749190 778005 795294 823446 912249 933606 950130 1013610 1052595 1123785 1148758 1189890 1192941 1235169 1263114 1325490 1348542 1372410 1520415 1556010 1723137 1784835 1824498 1988235 2022813 2058615 2105190 2247570 2334015 2385882 2470338 2736747 2871895 3040830 3157785 3371355 3446274 3569670 3578823 3976470 4045626 4117230 4561245 4668030 5169411 5473494 5743790 5964705 6068439 6175845 6315570 6742710 7157646 8210241 8615685 9122490 10114065 10338822 10736469 11929410 12136878 12351690 13683735 15508233 16420482 17231370 17894115 20228130 21472938 25847055 27367470 30342195 31016466 35788230 41051205 46524699 51694110 53682345 60684390 77541165 82102410 93049398 107364690 139574097 155082330 232623495 279148194 465246990 697870485 1395740970
• Sum of all divisors σ(n): 4517420544
• Sum of proper divisors (its aliquot sum) s(n): 3121679574
• 1395740970 is an abundant number, because the sum of its proper divisors (3121679574) is greater than itself. Its abundance is 1725938604

Bases of 1395740970

• Binary: 1010011001100010101000100101010₂
• Hexadecimal: 0x5331512A
• Base-36: N2ZKMI

Squares and roots of 1395740970

• 1395740970 squared (1395740970²) is 1948092855336540900
• 1395740970 cubed (1395740970³) is 2719033011557493272210673000
• The square root of 1395740970 is 37359.6168342237
• The cube root of 1395740970 is 1117.5533779287

Scales and comparisons

• 1,395,740,970 seconds is equal to 44 years, 19 weeks, 5 days, 9 hours, 49 minutes, 30 seconds.
• To count from 1 to 1,395,740,970 would take you about eighty-eight 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 1395740970 cubic inches would be around 93.1 feet tall.

Recreational maths with 1395740970

• 1395740970 backwards is 0790475931
• 1395740970 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1395740970's digits is 45
• More coming soon!