Base | Representation |
---|---|
bin | 11100011001011001… |
… | …01101110010111011 |
3 | 1110100110222021220022 |
4 | 32030230231302323 |
5 | 222210312342133 |
6 | 11000442321055 |
7 | 1046540023400 |
oct | 161454556273 |
9 | 43313867808 |
10 | 15245434043 |
11 | 6513717274 |
12 | 2b557b918b |
13 | 158c6503b8 |
14 | a48a722a7 |
15 | 5e3645998 |
hex | 38cb2dcbb |
15245434043 has 12 divisors (see below), whose sum is σ = 17738362152. Its totient is φ = 13064657760.
The previous prime is 15245434037. The next prime is 15245434049. The reversal of 15245434043 is 34043454251.
It is an interprime number because it is at equal distance from previous prime (15245434037) and next prime (15245434049).
It is not a de Polignac number, because 15245434043 - 214 = 15245417659 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 15245433994 and 15245434012.
It is not an unprimeable number, because it can be changed into a prime (15245434049) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210071 + ... + 273167.
It is an arithmetic number, because the mean of its divisors is an integer number (1478196846).
Almost surely, 215245434043 is an apocalyptic number.
15245434043 is a deficient number, since it is larger than the sum of its proper divisors (2492928109).
15245434043 is an equidigital number, since it uses as much as digits as its factorization.
15245434043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68042 (or 68035 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 35.
Adding to 15245434043 its reverse (34043454251), we get a palindrome (49288888294).
The spelling of 15245434043 in words is "fifteen billion, two hundred forty-five million, four hundred thirty-four thousand, forty-three".
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