Base | Representation |
---|---|
bin | 1010101001111… |
… | …11011011111110 |
3 | 20020012102101020 |
4 | 11110333123332 |
5 | 140340420143 |
6 | 12511525010 |
7 | 2133535512 |
oct | 524773376 |
9 | 206172336 |
10 | 89388798 |
11 | 46504144 |
12 | 25b29766 |
13 | 156999a5 |
14 | bc2c142 |
15 | 7caa883 |
hex | 553f6fe |
89388798 has 16 divisors (see below), whose sum is σ = 180621840. Its totient is φ = 29488896.
The previous prime is 89388797. The next prime is 89388799. The reversal of 89388798 is 89788398.
It is an interprime number because it is at equal distance from previous prime (89388797) and next prime (89388799).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89388791) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 76213 + ... + 77376.
It is an arithmetic number, because the mean of its divisors is an integer number (11288865).
Almost surely, 289388798 is an apocalyptic number.
89388798 is an abundant number, since it is smaller than the sum of its proper divisors (91233042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89388798 is a wasteful number, since it uses less digits than its factorization.
89388798 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153691.
The product of its digits is 6967296, while the sum is 60.
The square root of 89388798 is about 9454.5649291757. The cubic root of 89388798 is about 447.1237089347.
The spelling of 89388798 in words is "eighty-nine million, three hundred eighty-eight thousand, seven hundred ninety-eight".
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