Base | Representation |
---|---|
bin | 1011111100101… |
… | …10011100000101 |
3 | 20222121020222012 |
4 | 11332112130011 |
5 | 201124342132 |
6 | 13540144005 |
7 | 2324643263 |
oct | 576263405 |
9 | 228536865 |
10 | 100230917 |
11 | 51639a76 |
12 | 29698005 |
13 | 179c4947 |
14 | d451433 |
15 | 8bed0b2 |
hex | 5f96705 |
100230917 has 2 divisors, whose sum is σ = 100230918. Its totient is φ = 100230916.
The previous prime is 100230899. The next prime is 100230919. The reversal of 100230917 is 719032001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 92756161 + 7474756 = 9631^2 + 2734^2 .
It is an emirp because it is prime and its reverse (719032001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 100230917 - 26 = 100230853 is a prime.
Together with 100230919, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 100230892 and 100230901.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (100230919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50115458 + 50115459.
It is an arithmetic number, because the mean of its divisors is an integer number (50115459).
Almost surely, 2100230917 is an apocalyptic number.
It is an amenable number.
100230917 is a deficient number, since it is larger than the sum of its proper divisors (1).
100230917 is an equidigital number, since it uses as much as digits as its factorization.
100230917 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 378, while the sum is 23.
The square root of 100230917 is about 10011.5391923520. The cubic root of 100230917 is about 464.5158826344.
Adding to 100230917 its reverse (719032001), we get a palindrome (819262918).
The spelling of 100230917 in words is "one hundred million, two hundred thirty thousand, nine hundred seventeen".
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