Base | Representation |
---|---|
bin | 110101011111110… |
… | …001110011100000 |
3 | 2022112211212222100 |
4 | 311133301303200 |
5 | 3314231213122 |
6 | 225021010400 |
7 | 31145550606 |
oct | 6537616340 |
9 | 2275755870 |
10 | 897522912 |
11 | 4206a0280 |
12 | 2106b3a00 |
13 | 113c3a060 |
14 | 872b3876 |
15 | 53bdcaac |
hex | 357f1ce0 |
897522912 has 576 divisors, whose sum is σ = 3346237440. Its totient is φ = 223948800.
The previous prime is 897522887. The next prime is 897522917. The reversal of 897522912 is 219225798.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (897522917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24257358 + ... + 24257394.
It is an arithmetic number, because the mean of its divisors is an integer number (5809440).
Almost surely, 2897522912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 897522912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1673118720).
897522912 is an abundant number, since it is smaller than the sum of its proper divisors (2448714528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
897522912 is a wasteful number, since it uses less digits than its factorization.
897522912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127 (or 116 counting only the distinct ones).
The product of its digits is 181440, while the sum is 45.
The square root of 897522912 is about 29958.6867535945. The cubic root of 897522912 is about 964.6027921310.
The spelling of 897522912 in words is "eight hundred ninety-seven million, five hundred twenty-two thousand, nine hundred twelve".
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