Base | Representation |
---|---|
bin | 11011100000101… |
… | …00101000110101 |
3 | 121002020101122110 |
4 | 31300110220311 |
5 | 433034140003 |
6 | 34522121233 |
7 | 5501344326 |
oct | 1560245065 |
9 | 532211573 |
10 | 230771253 |
11 | 10929a949 |
12 | 65350219 |
13 | 38a6c34b |
14 | 2291244d |
15 | 153d6a03 |
hex | dc14a35 |
230771253 has 4 divisors (see below), whose sum is σ = 307695008. Its totient is φ = 153847500.
The previous prime is 230771231. The next prime is 230771263. The reversal of 230771253 is 352177032.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 230771253 - 25 = 230771221 is a prime.
It is a super-2 number, since 2×2307712532 = 106510742422380018, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 230771253.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230771263) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38461873 + ... + 38461878.
It is an arithmetic number, because the mean of its divisors is an integer number (76923752).
Almost surely, 2230771253 is an apocalyptic number.
It is an amenable number.
230771253 is a deficient number, since it is larger than the sum of its proper divisors (76923755).
230771253 is an equidigital number, since it uses as much as digits as its factorization.
230771253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76923754.
The product of its (nonzero) digits is 8820, while the sum is 30.
The square root of 230771253 is about 15191.1570658722. The cubic root of 230771253 is about 613.3766454592.
The spelling of 230771253 in words is "two hundred thirty million, seven hundred seventy-one thousand, two hundred fifty-three".
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