Base | Representation |
---|---|
bin | 11100000010100001… |
… | …00101111000100111 |
3 | 1102212002211122200001 |
4 | 32001100211320213 |
5 | 221312144342411 |
6 | 10525425002131 |
7 | 1042016512522 |
oct | 160120457047 |
9 | 42762748601 |
10 | 15053512231 |
11 | 64253515aa |
12 | 2b01483347 |
13 | 155b963cb4 |
14 | a2b393bb9 |
15 | 5d1884dc1 |
hex | 381425e27 |
15053512231 has 2 divisors, whose sum is σ = 15053512232. Its totient is φ = 15053512230.
The previous prime is 15053512219. The next prime is 15053512237. The reversal of 15053512231 is 13221535051.
It is a strong prime.
It is an emirp because it is prime and its reverse (13221535051) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 15053512231 - 233 = 6463577639 is a prime.
It is a super-2 number, since 2×150535122312 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 15053512231.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (15053512237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7526756115 + 7526756116.
It is an arithmetic number, because the mean of its divisors is an integer number (7526756116).
Almost surely, 215053512231 is an apocalyptic number.
15053512231 is a deficient number, since it is larger than the sum of its proper divisors (1).
15053512231 is an equidigital number, since it uses as much as digits as its factorization.
15053512231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4500, while the sum is 28.
The spelling of 15053512231 in words is "fifteen billion, fifty-three million, five hundred twelve thousand, two hundred thirty-one".
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