Base | Representation |
---|---|
bin | 11011011010110… |
… | …00110101001011 |
3 | 121000210022102102 |
4 | 31231120311023 |
5 | 432340030440 |
6 | 34453424015 |
7 | 5461661516 |
oct | 1555306513 |
9 | 530708372 |
10 | 230001995 |
11 | 1089149a3 |
12 | 6503b00b |
13 | 38860172 |
14 | 22791d7d |
15 | 152d3b15 |
hex | db58d4b |
230001995 has 4 divisors (see below), whose sum is σ = 276002400. Its totient is φ = 184001592.
The previous prime is 230001991. The next prime is 230001997. The reversal of 230001995 is 599100032.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 230001995 - 22 = 230001991 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230001991) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23000195 + ... + 23000204.
It is an arithmetic number, because the mean of its divisors is an integer number (69000600).
Almost surely, 2230001995 is an apocalyptic number.
230001995 is a deficient number, since it is larger than the sum of its proper divisors (46000405).
230001995 is an equidigital number, since it uses as much as digits as its factorization.
230001995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46000404.
The product of its (nonzero) digits is 2430, while the sum is 29.
The square root of 230001995 is about 15165.8166611627. The cubic root of 230001995 is about 612.6943389984.
The spelling of 230001995 in words is "two hundred thirty million, one thousand, nine hundred ninety-five".
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