Base | Representation |
---|---|
bin | 1011111100101… |
… | …01111000000101 |
3 | 20222121010210212 |
4 | 11332111320011 |
5 | 201124303423 |
6 | 13540125205 |
7 | 2324633462 |
oct | 576257005 |
9 | 228533725 |
10 | 100228613 |
11 | 51638271 |
12 | 29696805 |
13 | 179c3894 |
14 | d450669 |
15 | 8bec578 |
hex | 5f95e05 |
100228613 has 2 divisors, whose sum is σ = 100228614. Its totient is φ = 100228612.
The previous prime is 100228607. The next prime is 100228621. The reversal of 100228613 is 316822001.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 99640324 + 588289 = 9982^2 + 767^2 .
It is an emirp because it is prime and its reverse (316822001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 100228613 - 212 = 100224517 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (100228693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50114306 + 50114307.
It is an arithmetic number, because the mean of its divisors is an integer number (50114307).
Almost surely, 2100228613 is an apocalyptic number.
It is an amenable number.
100228613 is a deficient number, since it is larger than the sum of its proper divisors (1).
100228613 is an equidigital number, since it uses as much as digits as its factorization.
100228613 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 100228613 is about 10011.4241244690. The cubic root of 100228613 is about 464.5123233440.
The spelling of 100228613 in words is "one hundred million, two hundred twenty-eight thousand, six hundred thirteen".
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