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89423381486 = 247951312569
BaseRepresentation
bin101001101001000001…
…1001000001111101110
322112211001212110020002
41103102003020033232
52431114341201421
6105025221224302
76313665126005
oct1232203101756
9275731773202
1089423381486
1134a1919306a
12153b7862092
138581521caa
1444844bdc3c
1524d592bb0b
hex14d20c83ee

89423381486 has 8 divisors (see below), whose sum is σ = 136989010080. Its totient is φ = 43760378128.

The previous prime is 89423381483. The next prime is 89423381543. The reversal of 89423381486 is 68418332498.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89423381483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475656191 + ... + 475656378.

It is an arithmetic number, because the mean of its divisors is an integer number (17123626260).

Almost surely, 289423381486 is an apocalyptic number.

89423381486 is a deficient number, since it is larger than the sum of its proper divisors (47565628594).

89423381486 is a wasteful number, since it uses less digits than its factorization.

89423381486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951312618.

The product of its digits is 7962624, while the sum is 56.

The spelling of 89423381486 in words is "eighty-nine billion, four hundred twenty-three million, three hundred eighty-one thousand, four hundred eighty-six".

Divisors: 1 2 47 94 951312569 1902625138 44711690743 89423381486