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88276728996 = 223223221532
BaseRepresentation
bin101001000110110110…
…0111111110010100100
322102212011020110201100
41102031230333302210
52421242320311441
6104315340400100
76243402546561
oct1221554776244
9272764213640
1088276728996
113448aa04085
1215137846030
13842aab87b1
1443b60b9868
152469e2ccb6
hex148db3fca4

88276728996 has 81 divisors (see below), whose sum is σ = 233376082849. Its totient is φ = 28133130432.

The previous prime is 88276728893. The next prime is 88276729001. The reversal of 88276728996 is 69982767288.

The square root of 88276728996 is 297114.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6517332900 + 81759396096 = 80730^2 + 285936^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 41000656 + ... + 41002808.

Almost surely, 288276728996 is an apocalyptic number.

88276728996 is the 297114-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88276728996

88276728996 is an abundant number, since it is smaller than the sum of its proper divisors (145099353853).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88276728996 is a wasteful number, since it uses less digits than its factorization.

88276728996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362 (or 2181 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 72.

The spelling of 88276728996 in words is "eighty-eight billion, two hundred seventy-six million, seven hundred twenty-eight thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 529 828 1058 1587 2116 2153 3174 4306 4761 6348 6459 8612 9522 12918 19044 19377 25836 38754 49519 77508 99038 148557 198076 297114 445671 594228 891342 1138937 1782684 2277874 3416811 4555748 4635409 6833622 9270818 10250433 13667244 13906227 18541636 20500866 27812454 41001732 41718681 55624908 83437362 106614407 166874724 213228814 319843221 426457628 639686442 959529663 1279372884 1919059326 2452131361 3838118652 4904262722 7356394083 9808525444 14712788166 22069182249 29425576332 44138364498 88276728996