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89788485 = 355985899
BaseRepresentation
bin1010101101000…
…01000001000101
320020221201122110
411112201001011
5140441212420
612524251233
72140122003
oct526410105
9206851573
1089788485
1146757466
12260a0b19
13157a98a7
14bcd3a73
157d38ee0
hex55a1045

89788485 has 8 divisors (see below), whose sum is σ = 143661600. Its totient is φ = 47887184.

The previous prime is 89788453. The next prime is 89788507. The reversal of 89788485 is 58488798.

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

It is a cyclic number.

It is not a de Polignac number, because 89788485 - 25 = 89788453 is a prime.

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, 2992935 + ... + 2992964.

It is an arithmetic number, because the mean of its divisors is an integer number (17957700).

Almost surely, 289788485 is an apocalyptic number.

It is an amenable number.

89788485 is a deficient number, since it is larger than the sum of its proper divisors (53873115).

89788485 is a wasteful number, since it uses less digits than its factorization.

89788485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5985907.

The product of its digits is 5160960, while the sum is 57.

The square root of 89788485 is about 9475.6786036674. The cubic root of 89788485 is about 447.7891310046.

The spelling of 89788485 in words is "eighty-nine million, seven hundred eighty-eight thousand, four hundred eighty-five".

Divisors: 1 3 5 15 5985899 17957697 29929495 89788485