Base | Representation |
---|---|
bin | 111010000110… |
… | …010100100001 |
3 | 1001122202222000 |
4 | 322012110201 |
5 | 12344331431 |
6 | 1302234213 |
7 | 243312015 |
oct | 72062441 |
9 | 31582860 |
10 | 15230241 |
11 | 8662784 |
12 | 5125969 |
13 | 32033a0 |
14 | 2046545 |
15 | 150c9e6 |
hex | e86521 |
15230241 has 16 divisors (see below), whose sum is σ = 24299520. Its totient is φ = 9372240.
The previous prime is 15230219. The next prime is 15230263. The reversal of 15230241 is 14203251.
It is an interprime number because it is at equal distance from previous prime (15230219) and next prime (15230263).
It is not a de Polignac number, because 15230241 - 213 = 15222049 is a prime.
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (15230141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21345 + ... + 22046.
It is an arithmetic number, because the mean of its divisors is an integer number (1518720).
Almost surely, 215230241 is an apocalyptic number.
It is an amenable number.
15230241 is a deficient number, since it is larger than the sum of its proper divisors (9069279).
15230241 is a wasteful number, since it uses less digits than its factorization.
15230241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43413 (or 43407 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 15230241 is about 3902.5941372374. The cubic root of 15230241 is about 247.8766350102.
Adding to 15230241 its reverse (14203251), we get a palindrome (29433492).
The spelling of 15230241 in words is "fifteen million, two hundred thirty thousand, two hundred forty-one".
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