Base | Representation |
---|---|
bin | 1010101001001… |
… | …10110111001010 |
3 | 20020000022022002 |
4 | 11110212313022 |
5 | 140324210023 |
6 | 12505431002 |
7 | 2132636162 |
oct | 524466712 |
9 | 206008262 |
10 | 89288138 |
11 | 46445555 |
12 | 25a9b462 |
13 | 15662c24 |
14 | bc035a2 |
15 | 7c8ab28 |
hex | 5526dca |
89288138 has 8 divisors (see below), whose sum is σ = 134157600. Its totient is φ = 44568940.
The previous prime is 89288137. The next prime is 89288149. The reversal of 89288138 is 83188298.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 89288092 and 89288101.
It is not an unprimeable number, because it can be changed into a prime (89288137) 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, 36068 + ... + 38463.
It is an arithmetic number, because the mean of its divisors is an integer number (16769700).
Almost surely, 289288138 is an apocalyptic number.
89288138 is a deficient number, since it is larger than the sum of its proper divisors (44869462).
89288138 is a wasteful number, since it uses less digits than its factorization.
89288138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75132.
The product of its digits is 221184, while the sum is 47.
The square root of 89288138 is about 9449.2400752653. The cubic root of 89288138 is about 446.9558117697.
The spelling of 89288138 in words is "eighty-nine million, two hundred eighty-eight thousand, one hundred thirty-eight".
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