Base | Representation |
---|---|
bin | 1101111011011101010000… |
… | …0000001100101110000101 |
3 | 2000020002222201020202110000 |
4 | 3132313110000030232011 |
5 | 4001410323444412013 |
6 | 52323400010351513 |
7 | 3140323555364223 |
oct | 336672400145605 |
9 | 60202881222400 |
10 | 15315115232133 |
11 | 4975116314462 |
12 | 187420912b599 |
13 | 871294712112 |
14 | 3ad381275b13 |
15 | 1b85abcea973 |
hex | dedd400cb85 |
15315115232133 has 10 divisors (see below), whose sum is σ = 22878135099974. Its totient is φ = 10210076821368.
The previous prime is 15315115232077. The next prime is 15315115232143. The reversal of 15315115232133 is 33123251151351.
15315115232133 is a `hidden beast` number, since 1 + 5 + 3 + 1 + 511 + 5 + 2 + 3 + 2 + 133 = 666.
It can be written as a sum of positive squares in only one way, i.e., 13828000834404 + 1487114397729 = 3718602^2 + 1219473^2 .
It is not a de Polignac number, because 15315115232133 - 216 = 15315115166597 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15315115232143) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 94537748266 + ... + 94537748427.
Almost surely, 215315115232133 is an apocalyptic number.
It is an amenable number.
15315115232133 is a deficient number, since it is larger than the sum of its proper divisors (7563019867841).
15315115232133 is an equidigital number, since it uses as much as digits as its factorization.
15315115232133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189075496705 (or 189075496696 counting only the distinct ones).
The product of its digits is 40500, while the sum is 36.
Adding to 15315115232133 its reverse (33123251151351), we get a palindrome (48438366383484).
The spelling of 15315115232133 in words is "fifteen trillion, three hundred fifteen billion, one hundred fifteen million, two hundred thirty-two thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •