Base | Representation |
---|---|
bin | 10010110100001010… |
… | …01000101001101101 |
3 | 222001222020122211122 |
4 | 21122011020221231 |
5 | 131141403331224 |
6 | 4350200230325 |
7 | 505214016461 |
oct | 113205105155 |
9 | 28058218748 |
10 | 10101230189 |
11 | 4313976826 |
12 | 1b5aa6b3a5 |
13 | c4c971bab |
14 | 6bb7944a1 |
15 | 3e1c0715e |
hex | 25a148a6d |
10101230189 has 2 divisors, whose sum is σ = 10101230190. Its totient is φ = 10101230188.
The previous prime is 10101230179. The next prime is 10101230257. The reversal of 10101230189 is 98103210101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9628515625 + 472714564 = 98125^2 + 21742^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10101230189 is a prime.
It is a super-4 number, since 4×101012301894 (a number of 41 digits) contains 4444 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10101230179) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050615094 + 5050615095.
It is an arithmetic number, because the mean of its divisors is an integer number (5050615095).
Almost surely, 210101230189 is an apocalyptic number.
It is an amenable number.
10101230189 is a deficient number, since it is larger than the sum of its proper divisors (1).
10101230189 is an equidigital number, since it uses as much as digits as its factorization.
10101230189 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 26.
The spelling of 10101230189 in words is "ten billion, one hundred one million, two hundred thirty thousand, one hundred eighty-nine".
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