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89540902216 = 23191793290977
BaseRepresentation
bin101001101100100001…
…1011011110101001000
322120010021000010100201
41103121003123311020
52431334432332331
6105045020141544
76316623053023
oct1233103336510
9276107003321
1089540902216
1134a79561137
121542b0978b4
13859c98b59c
144495d521ba
1524e0de2a61
hex14d90dbd48

89540902216 has 32 divisors (see below), whose sum is σ = 177712812000. Its totient is φ = 42177148416.

The previous prime is 89540902201. The next prime is 89540902247. The reversal of 89540902216 is 61220904598.

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, 1618281 + ... + 1672696.

It is an arithmetic number, because the mean of its divisors is an integer number (5553525375).

Almost surely, 289540902216 is an apocalyptic number.

It is an amenable number.

89540902216 is a deficient number, since it is larger than the sum of its proper divisors (88171909784).

89540902216 is a wasteful number, since it uses less digits than its factorization.

89540902216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3291181 (or 3291177 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 89540902216 in words is "eighty-nine billion, five hundred forty million, nine hundred two thousand, two hundred sixteen".

Divisors: 1 2 4 8 19 38 76 152 179 358 716 1432 3401 6802 13604 27208 3290977 6581954 13163908 26327816 62528563 125057126 250114252 500228504 589084883 1178169766 2356339532 4712679064 11192612777 22385225554 44770451108 89540902216