Base | Representation |
---|---|
bin | 1110000110011001101010… |
… | …0100011011011011001001 |
3 | 2000220002021210121100011101 |
4 | 3201212122210123123021 |
5 | 4013000402313241131 |
6 | 52550012324101401 |
7 | 3160031006344543 |
oct | 341463244333311 |
9 | 60802253540141 |
10 | 15503130212041 |
11 | 4a3792792567a |
12 | 18a473ab34861 |
13 | 885c28a12c14 |
14 | 3b84d9718693 |
15 | 1bd412eacc61 |
hex | e199a91b6c9 |
15503130212041 has 4 divisors (see below), whose sum is σ = 15503147131284. Its totient is φ = 15503113292800.
The previous prime is 15503130212039. The next prime is 15503130212047. The reversal of 15503130212041 is 14021203130551.
15503130212041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12875502180025 + 2627628032016 = 3588245^2 + 1620996^2 .
It is a cyclic number.
It is not a de Polignac number, because 15503130212041 - 21 = 15503130212039 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15503130212047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7001380 + ... + 8945701.
It is an arithmetic number, because the mean of its divisors is an integer number (3875786782821).
Almost surely, 215503130212041 is an apocalyptic number.
It is an amenable number.
15503130212041 is a deficient number, since it is larger than the sum of its proper divisors (16919243).
15503130212041 is an equidigital number, since it uses as much as digits as its factorization.
15503130212041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16919242.
The product of its (nonzero) digits is 3600, while the sum is 28.
Adding to 15503130212041 its reverse (14021203130551), we get a palindrome (29524333342592).
The spelling of 15503130212041 in words is "fifteen trillion, five hundred three billion, one hundred thirty million, two hundred twelve thousand, forty-one".
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