Base | Representation |
---|---|
bin | 1101011001111110100… |
… | …0000000101010111101 |
3 | 211000110210101220211101 |
4 | 3112133220000222331 |
5 | 12233134200120131 |
6 | 253445323053101 |
7 | 22432221011623 |
oct | 3263750005275 |
9 | 730423356741 |
10 | 230311332541 |
11 | 89746819a54 |
12 | 38776971191 |
13 | 1894504c2c4 |
14 | b20ba0d513 |
15 | 5ece599c61 |
hex | 359fa00abd |
230311332541 has 2 divisors, whose sum is σ = 230311332542. Its totient is φ = 230311332540.
The previous prime is 230311332527. The next prime is 230311332557. The reversal of 230311332541 is 145233113032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 186951599641 + 43359732900 = 432379^2 + 208230^2 .
It is a cyclic number.
It is not a de Polignac number, because 230311332541 - 221 = 230309235389 is a prime.
It is a super-2 number, since 2×2303113325412 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230311332521) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115155666270 + 115155666271.
It is an arithmetic number, because the mean of its divisors is an integer number (115155666271).
Almost surely, 2230311332541 is an apocalyptic number.
It is an amenable number.
230311332541 is a deficient number, since it is larger than the sum of its proper divisors (1).
230311332541 is an equidigital number, since it uses as much as digits as its factorization.
230311332541 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6480, while the sum is 28.
Adding to 230311332541 its reverse (145233113032), we get a palindrome (375544445573).
The spelling of 230311332541 in words is "two hundred thirty billion, three hundred eleven million, three hundred thirty-two thousand, five hundred forty-one".
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