Base | Representation |
---|---|
bin | 1110000111111111000100… |
… | …1000100000101100000110 |
3 | 2000222200112221210110101011 |
4 | 3201333301020200230012 |
5 | 4013422130143041032 |
6 | 53010313444152434 |
7 | 3162013415403610 |
oct | 341776110405406 |
9 | 60880487713334 |
10 | 15530352315142 |
11 | 4a48427008645 |
12 | 18a9a7769871a |
13 | 888676719532 |
14 | 3b995cc53db0 |
15 | 1bdea7cb6247 |
hex | e1ff1220b06 |
15530352315142 has 32 divisors (see below), whose sum is σ = 27781413580800. Its totient is φ = 6366385716768.
The previous prime is 15530352315131. The next prime is 15530352315143. The reversal of 15530352315142 is 24151325303551.
It is a junction number, because it is equal to n+sod(n) for n = 15530352315095 and 15530352315104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15530352315143) 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, 24049984 + ... + 24687292.
It is an arithmetic number, because the mean of its divisors is an integer number (868169174400).
Almost surely, 215530352315142 is an apocalyptic number.
15530352315142 is a deficient number, since it is larger than the sum of its proper divisors (12251061265658).
15530352315142 is a wasteful number, since it uses less digits than its factorization.
15530352315142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 713020.
The product of its (nonzero) digits is 270000, while the sum is 40.
Adding to 15530352315142 its reverse (24151325303551), we get a palindrome (39681677618693).
The spelling of 15530352315142 in words is "fifteen trillion, five hundred thirty billion, three hundred fifty-two million, three hundred fifteen thousand, one hundred forty-two".
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