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8288750920972 = 2273163821212117
BaseRepresentation
bin111100010011110000000…
…0011011110010100001100
31002100101201022012000011211
41320213200003132110030
52041300330213432342
625343444414224204
71513561655231044
oct170474003362414
932311638160154
108288750920972
11270626a897a05
12b1a4b9ab5064
1348181a018c92
1420926b7d4724
15e5921c83c17
hex789e00de50c

8288750920972 has 48 divisors (see below), whose sum is σ = 14812315332192. Its totient is φ = 4057558479360.

The previous prime is 8288750920951. The next prime is 8288750920981. The reversal of 8288750920972 is 2790290578828.

It is a junction number, because it is equal to n+sod(n) for n = 8288750920898 and 8288750920907.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38970258 + ... + 39182374.

It is an arithmetic number, because the mean of its divisors is an integer number (308589902754).

Almost surely, 28288750920972 is an apocalyptic number.

It is an amenable number.

8288750920972 is a deficient number, since it is larger than the sum of its proper divisors (6523564411220).

8288750920972 is a wasteful number, since it uses less digits than its factorization.

8288750920972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213178 (or 213176 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 67.

The spelling of 8288750920972 in words is "eight trillion, two hundred eighty-eight billion, seven hundred fifty million, nine hundred twenty thousand, nine hundred seventy-two".

Divisors: 1 2 4 73 146 163 292 326 652 821 1642 3284 11899 23798 47596 59933 119866 133823 212117 239732 267646 424234 535292 848468 9769079 15484541 19538158 30969082 34575071 39076316 61938164 69150142 138300284 174148057 348296114 696592228 2523980183 5047960366 10095920732 12712808161 25425616322 28386133291 50851232644 56772266582 113544533164 2072187730243 4144375460486 8288750920972