Base | Representation |
---|---|
bin | 101011111000… |
… | …1101110110111 |
3 | 1121022001002210 |
4 | 1113301232313 |
5 | 21342311411 |
6 | 2141104503 |
7 | 366404136 |
oct | 127615667 |
9 | 47261083 |
10 | 23010231 |
11 | 11a96a22 |
12 | 7858133 |
13 | 49c862a |
14 | 30ad91d |
15 | 2047ca6 |
hex | 15f1bb7 |
23010231 has 8 divisors (see below), whose sum is σ = 32485104. Its totient is φ = 14437760.
The previous prime is 23010217. The next prime is 23010259. The reversal of 23010231 is 13201032.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23010231 - 27 = 23010103 is a prime.
It is a super-2 number, since 2×230102312 = 1058941461346722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23010131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225540 + ... + 225641.
It is an arithmetic number, because the mean of its divisors is an integer number (4060638).
Almost surely, 223010231 is an apocalyptic number.
23010231 is a deficient number, since it is larger than the sum of its proper divisors (9474873).
23010231 is a wasteful number, since it uses less digits than its factorization.
23010231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451201.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 23010231 is about 4796.8980602052. The cubic root of 23010231 is about 284.4288592750.
Adding to 23010231 its reverse (13201032), we get a palindrome (36211263).
The spelling of 23010231 in words is "twenty-three million, ten thousand, two hundred thirty-one".
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