Base | Representation |
---|---|
bin | 1011111110111… |
… | …01111101111001 |
3 | 21000011010212022 |
4 | 11333131331321 |
5 | 201213231042 |
6 | 13550324225 |
7 | 2330303405 |
oct | 577357571 |
9 | 230133768 |
10 | 100523897 |
11 | 5181a101 |
12 | 297b9675 |
13 | 17a980c6 |
14 | d4ca105 |
15 | 8c59cd2 |
hex | 5fddf79 |
100523897 has 2 divisors, whose sum is σ = 100523898. Its totient is φ = 100523896.
The previous prime is 100523867. The next prime is 100523909. The reversal of 100523897 is 798325001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 98823481 + 1700416 = 9941^2 + 1304^2 .
It is a cyclic number.
It is not a de Polignac number, because 100523897 - 216 = 100458361 is a prime.
It is not a weakly prime, because it can be changed into another prime (100523837) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50261948 + 50261949.
It is an arithmetic number, because the mean of its divisors is an integer number (50261949).
Almost surely, 2100523897 is an apocalyptic number.
It is an amenable number.
100523897 is a deficient number, since it is larger than the sum of its proper divisors (1).
100523897 is an equidigital number, since it uses as much as digits as its factorization.
100523897 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15120, while the sum is 35.
The square root of 100523897 is about 10026.1606310691. The cubic root of 100523897 is about 464.9680434354.
Adding to 100523897 its reverse (798325001), we get a palindrome (898848898).
The spelling of 100523897 in words is "one hundred million, five hundred twenty-three thousand, eight hundred ninety-seven".
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