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89872084 = 2247716733
BaseRepresentation
bin1010101101101…
…01011011010100
320021002222022201
411112311123110
5141001401314
612530134244
72140620511
oct526653324
9207088281
1089872084
1146804255
1226121384
1315808963
14bd16308
157d53b74
hex55b56d4

89872084 has 24 divisors (see below), whose sum is σ = 162908928. Its totient is φ = 43354080.

The previous prime is 89872067. The next prime is 89872091. The reversal of 89872084 is 48027898.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9982 + ... + 16714.

It is an arithmetic number, because the mean of its divisors is an integer number (6787872).

Almost surely, 289872084 is an apocalyptic number.

It is an amenable number.

89872084 is a deficient number, since it is larger than the sum of its proper divisors (73036844).

89872084 is a wasteful number, since it uses less digits than its factorization.

89872084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6855 (or 6853 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 46.

The square root of 89872084 is about 9480.0888181493. The cubic root of 89872084 is about 447.9280616314.

The spelling of 89872084 in words is "eighty-nine million, eight hundred seventy-two thousand, eighty-four".

Divisors: 1 2 4 47 71 94 142 188 284 3337 6674 6733 13348 13466 26932 316451 478043 632902 956086 1265804 1912172 22468021 44936042 89872084