Base | Representation |
---|---|
bin | 11100011001001000… |
… | …01110100101010001 |
3 | 1110100022210020202211 |
4 | 32030210032211101 |
5 | 222204230142131 |
6 | 11000322512121 |
7 | 1046512065454 |
oct | 161444164521 |
9 | 43308706684 |
10 | 15243209041 |
11 | 6512437625 |
12 | 2b54b05641 |
13 | 158c051728 |
14 | a4865349b |
15 | 5e33565b1 |
hex | 38c90e951 |
15243209041 has 2 divisors, whose sum is σ = 15243209042. Its totient is φ = 15243209040.
The previous prime is 15243209039. The next prime is 15243209057. The reversal of 15243209041 is 14090234251.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 15097282641 + 145926400 = 122871^2 + 12080^2 .
It is a cyclic number.
It is not a de Polignac number, because 15243209041 - 21 = 15243209039 is a prime.
Together with 15243209039, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 15243208994 and 15243209012.
It is not a weakly prime, because it can be changed into another prime (15243209081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7621604520 + 7621604521.
It is an arithmetic number, because the mean of its divisors is an integer number (7621604521).
Almost surely, 215243209041 is an apocalyptic number.
It is an amenable number.
15243209041 is a deficient number, since it is larger than the sum of its proper divisors (1).
15243209041 is an equidigital number, since it uses as much as digits as its factorization.
15243209041 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8640, while the sum is 31.
The spelling of 15243209041 in words is "fifteen billion, two hundred forty-three million, two hundred nine thousand, forty-one".
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