Base | Representation |
---|---|
bin | 111001010111… |
… | …111010000101 |
3 | 1001022010011222 |
4 | 321113322011 |
5 | 12322241013 |
6 | 1254210125 |
7 | 241560533 |
oct | 71277205 |
9 | 31263158 |
10 | 15040133 |
11 | 8542969 |
12 | 5053945 |
13 | 31679b4 |
14 | 1dd7153 |
15 | 14c1508 |
hex | e57e85 |
15040133 has 2 divisors, whose sum is σ = 15040134. Its totient is φ = 15040132.
The previous prime is 15040127. The next prime is 15040159. The reversal of 15040133 is 33104051.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13823524 + 1216609 = 3718^2 + 1103^2 .
It is a cyclic number.
It is not a de Polignac number, because 15040133 - 28 = 15039877 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (15040633) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7520066 + 7520067.
It is an arithmetic number, because the mean of its divisors is an integer number (7520067).
Almost surely, 215040133 is an apocalyptic number.
It is an amenable number.
15040133 is a deficient number, since it is larger than the sum of its proper divisors (1).
15040133 is an equidigital number, since it uses as much as digits as its factorization.
15040133 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 15040133 is about 3878.1610332734. The cubic root of 15040133 is about 246.8409593186.
Adding to 15040133 its reverse (33104051), we get a palindrome (48144184).
The spelling of 15040133 in words is "fifteen million, forty thousand, one hundred thirty-three".
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