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89987113330 = 25167183129429
BaseRepresentation
bin101001111001110100…
…1100110000101110010
322121021100121222221021
41103303221212011302
52433243200111310
6105201200050054
76333651562042
oct1236351460562
9277240558837
1089987113330
113518841a154
121553460392a
13864125c82a
1444d9305722
15251a1835da
hex14f3a66172

89987113330 has 32 divisors (see below), whose sum is σ = 163041258240. Its totient is φ = 35758551360.

The previous prime is 89987113297. The next prime is 89987113417. The reversal of 89987113330 is 3331178998.

It is a happy number.

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, 3043056 + ... + 3072484.

It is an arithmetic number, because the mean of its divisors is an integer number (5095039320).

Almost surely, 289987113330 is an apocalyptic number.

89987113330 is a deficient number, since it is larger than the sum of its proper divisors (73054144910).

89987113330 is a wasteful number, since it uses less digits than its factorization.

89987113330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31434.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 89987113330 in words is "eighty-nine billion, nine hundred eighty-seven million, one hundred thirteen thousand, three hundred thirty".

Divisors: 1 2 5 10 167 334 835 1670 1831 3662 9155 18310 29429 58858 147145 294290 305777 611554 1528885 3057770 4914643 9829286 24573215 49146430 53884499 107768998 269422495 538844990 8998711333 17997422666 44993556665 89987113330