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6534954088 = 23131719227857
BaseRepresentation
bin1100001011000001…
…10111110001101000
3121212102200001201121
412011200313301220
5101340422012323
63000242425024
7320641123165
oct60540676150
917772601647
106534954088
1128538a1803
121324662174
13801b6ba50
1445dca306c
15283aa7a5d
hex185837c68

6534954088 has 128 divisors (see below), whose sum is σ = 14789174400. Its totient is φ = 2674335744.

The previous prime is 6534954079. The next prime is 6534954131. The reversal of 6534954088 is 8804594356.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7624956 + ... + 7625812.

It is an arithmetic number, because the mean of its divisors is an integer number (115540425).

Almost surely, 26534954088 is an apocalyptic number.

6534954088 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6534954088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7394587200).

6534954088 is an abundant number, since it is smaller than the sum of its proper divisors (8254220312).

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

6534954088 is a wasteful number, since it uses less digits than its factorization.

6534954088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 52.

The square root of 6534954088 is about 80839.0628842270. The cubic root of 6534954088 is about 1869.5948952320.

The spelling of 6534954088 in words is "six billion, five hundred thirty-four million, nine hundred fifty-four thousand, eighty-eight".

Divisors: 1 2 4 8 13 17 19 26 34 38 52 68 76 104 136 152 221 227 247 323 442 454 494 646 857 884 908 988 1292 1714 1768 1816 1976 2584 2951 3428 3859 4199 4313 5902 6856 7718 8398 8626 11141 11804 14569 15436 16283 16796 17252 22282 23608 29138 30872 32566 33592 34504 44564 50167 56069 58276 65132 73321 89128 100334 112138 116552 130264 146642 189397 194539 200668 211679 224276 276811 293284 378794 389078 401336 423358 448552 553622 586568 757588 778156 846716 953173 1107244 1515176 1556312 1693432 1906346 2214488 2529007 3307163 3598543 3696241 3812692 5058014 6614326 7197086 7392482 7625384 10116028 13228652 14394172 14784964 20232056 26457304 28788344 29569928 42993119 48051133 62836097 85986238 96102266 125672194 171972476 192204532 251344388 343944952 384409064 502688776 816869261 1633738522 3267477044 6534954088