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89531206 = 2371912037
BaseRepresentation
bin1010101011000…
…10001101000110
320020110122201121
411111202031012
5140404444311
612514544154
72135000632
oct525421506
9206418647
1089531206
11465a1136
1225b9805a
131571975b
14bc67dc2
157cd7b71
hex5562346

89531206 has 8 divisors (see below), whose sum is σ = 134344080. Its totient is φ = 44749848.

The previous prime is 89531201. The next prime is 89531227. The reversal of 89531206 is 60213598.

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 (89531201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420 + ... + 13456.

It is an arithmetic number, because the mean of its divisors is an integer number (16793010).

Almost surely, 289531206 is an apocalyptic number.

89531206 is a deficient number, since it is larger than the sum of its proper divisors (44812874).

89531206 is a wasteful number, since it uses less digits than its factorization.

89531206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15758.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 89531206 is about 9462.0931088211. The cubic root of 89531206 is about 447.3610250593.

The spelling of 89531206 in words is "eighty-nine million, five hundred thirty-one thousand, two hundred six".

Divisors: 1 2 3719 7438 12037 24074 44765603 89531206