Base | Representation |
---|---|
bin | 11011011011100… |
… | …01100011110111 |
3 | 121000222110100222 |
4 | 31231301203313 |
5 | 432401301122 |
6 | 34455524555 |
7 | 5462563031 |
oct | 1555614367 |
9 | 530873328 |
10 | 230103287 |
11 | 108984007 |
12 | 6508975b |
13 | 388972bb |
14 | 227bac51 |
15 | 15303b42 |
hex | db718f7 |
230103287 has 2 divisors, whose sum is σ = 230103288. Its totient is φ = 230103286.
The previous prime is 230103283. The next prime is 230103311. The reversal of 230103287 is 782301032.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 230103287 - 22 = 230103283 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230103283) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115051643 + 115051644.
It is an arithmetic number, because the mean of its divisors is an integer number (115051644).
Almost surely, 2230103287 is an apocalyptic number.
230103287 is a deficient number, since it is larger than the sum of its proper divisors (1).
230103287 is an equidigital number, since it uses as much as digits as its factorization.
230103287 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 230103287 is about 15169.1557774320. The cubic root of 230103287 is about 612.7842685470.
The spelling of 230103287 in words is "two hundred thirty million, one hundred three thousand, two hundred eighty-seven".
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