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6825072996 = 2232742812
BaseRepresentation
bin1100101101100111…
…00101100101100100
3122121122120122001100
412112303211211210
5102434204313441
63045125000100
7331063110000
oct62663454544
918548518040
106825072996
1129926373a5
1213a5853030
13849cba141
1448a623700
1529e2b3cb6
hex196ce5964

6825072996 has 135 divisors (see below), whose sum is σ = 20198327513. Its totient is φ = 1943081280.

The previous prime is 6825072979. The next prime is 6825073007. The reversal of 6825072996 is 6992705286.

The square root of 6825072996 is 82614.

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., 4612311396 + 2212761600 = 67914^2 + 47040^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 24288376 + ... + 24288656.

Almost surely, 26825072996 is an apocalyptic number.

6825072996 is the 82614-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6825072996

6825072996 is an abundant number, since it is smaller than the sum of its proper divisors (13373254517).

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

6825072996 is an equidigital number, since it uses as much as digits as its factorization.

6825072996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The cubic root of 6825072996 is about 1896.8621332884.

It can be divided in two parts, 68250 and 72996, that added together give a triangular number (141246 = T531).

The spelling of 6825072996 in words is "six billion, eight hundred twenty-five million, seventy-two thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 281 294 343 441 562 588 686 843 882 1029 1124 1372 1686 1764 1967 2058 2401 2529 3087 3372 3934 4116 4802 5058 5901 6174 7203 7868 9604 10116 11802 12348 13769 14406 17703 21609 23604 27538 28812 35406 41307 43218 55076 70812 78961 82614 86436 96383 123921 157922 165228 192766 236883 247842 289149 315844 385532 473766 495684 552727 578298 674681 710649 867447 947532 1105454 1156596 1349362 1421298 1658181 1734894 2024043 2210908 2698724 2842596 3316362 3469788 3869089 4048086 4974543 6072129 6632724 7738178 8096172 9949086 11607267 12144258 15476356 19898172 23214534 24288516 27083623 34821801 46429068 54167246 69643602 81250869 108334492 139287204 162501738 189585361 243752607 325003476 379170722 487505214 568756083 758341444 975010428 1137512166 1706268249 2275024332 3412536498 6825072996