Base | Representation |
---|---|
bin | 1010100111000… |
… | …10000000101001 |
3 | 20012110222110000 |
4 | 11103202000221 |
5 | 140241143441 |
6 | 12455413213 |
7 | 2130353031 |
oct | 523420051 |
9 | 205428400 |
10 | 89006121 |
11 | 46272686 |
12 | 25984209 |
13 | 15594759 |
14 | bb6c8c1 |
15 | 7c322b6 |
hex | 54e2029 |
89006121 has 20 divisors (see below), whose sum is σ = 136207764. Its totient is φ = 57888000.
The previous prime is 89006107. The next prime is 89006147. The reversal of 89006121 is 12160098.
It can be written as a sum of positive squares in 2 ways, for example, as 14356521 + 74649600 = 3789^2 + 8640^2 .
It is not a de Polignac number, because 89006121 - 27 = 89005993 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (89006221) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10080 + ... + 16721.
Almost surely, 289006121 is an apocalyptic number.
89006121 is a gapful number since it is divisible by the number (81) formed by its first and last digit.
It is an amenable number.
89006121 is a deficient number, since it is larger than the sum of its proper divisors (47201643).
89006121 is a wasteful number, since it uses less digits than its factorization.
89006121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26854 (or 26845 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 27.
The square root of 89006121 is about 9434.3055388301. The cubic root of 89006121 is about 446.4847447937.
The spelling of 89006121 in words is "eighty-nine million, six thousand, one hundred twenty-one".
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