Base | Representation |
---|---|
bin | 1010101110000… |
… | …10001011001001 |
3 | 20021012121221112 |
4 | 11113002023021 |
5 | 141010034142 |
6 | 12531220105 |
7 | 2141225651 |
oct | 527021311 |
9 | 207177845 |
10 | 89924297 |
11 | 4683a501 |
12 | 26147635 |
13 | 15826658 |
14 | bd2b361 |
15 | 7d64382 |
hex | 55c22c9 |
89924297 has 4 divisors (see below), whose sum is σ = 90390420. Its totient is φ = 89458176.
The previous prime is 89924293. The next prime is 89924311. The reversal of 89924297 is 79242998.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79242998 = 2 ⋅39621499.
It can be written as a sum of positive squares in 2 ways, for example, as 9265936 + 80658361 = 3044^2 + 8981^2 .
It is a cyclic number.
It is not a de Polignac number, because 89924297 - 22 = 89924293 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89924293) 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, 232772 + ... + 233157.
It is an arithmetic number, because the mean of its divisors is an integer number (22597605).
Almost surely, 289924297 is an apocalyptic number.
It is an amenable number.
89924297 is a deficient number, since it is larger than the sum of its proper divisors (466123).
89924297 is a wasteful number, since it uses less digits than its factorization.
89924297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466122.
The product of its digits is 653184, while the sum is 50.
The square root of 89924297 is about 9482.8422427034. The cubic root of 89924297 is about 448.0147891190.
The spelling of 89924297 in words is "eighty-nine million, nine hundred twenty-four thousand, two hundred ninety-seven".
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