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90200089176 = 23331373276667
BaseRepresentation
bin101010000000001011…
…0000010001001011000
322121211012101021212120
41110000112002021120
52434212210323201
6105234244541240
76342146051631
oct1240026021130
9277735337776
1090200089176
113528766504a
12155939b1820
13867640b042
144519704888
15252dc02536
hex1500582258

90200089176 has 64 divisors (see below), whose sum is σ = 239065697280. Its totient is φ = 28310394240.

The previous prime is 90200089159. The next prime is 90200089237. The reversal of 90200089176 is 67198000209.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1610806 + ... + 1665861.

It is an arithmetic number, because the mean of its divisors is an integer number (3735401520).

Almost surely, 290200089176 is an apocalyptic number.

It is an amenable number.

90200089176 is an abundant number, since it is smaller than the sum of its proper divisors (148865608104).

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

90200089176 is a wasteful number, since it uses less digits than its factorization.

90200089176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276744 (or 3276740 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 90200089176 in words is "ninety billion, two hundred million, eighty-nine thousand, one hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 24 31 37 62 74 93 111 124 148 186 222 248 296 372 444 744 888 1147 2294 3441 4588 6882 9176 13764 27528 3276667 6553334 9830001 13106668 19660002 26213336 39320004 78640008 101576677 121236679 203153354 242473358 304730031 363710037 406306708 484946716 609460062 727420074 812613416 969893432 1218920124 1454840148 2437840248 2909680296 3758337049 7516674098 11275011147 15033348196 22550022294 30066696392 45100044588 90200089176