Base | Representation |
---|---|
bin | 10111011000001100… |
… | …11110000011011010 |
3 | 1012101201000120200110 |
4 | 23230012132003122 |
5 | 201201032203110 |
6 | 5433232345150 |
7 | 623012123541 |
oct | 135406360332 |
9 | 35351016613 |
10 | 12551053530 |
11 | 5360819314 |
12 | 25233a51b6 |
13 | 12503836c2 |
14 | 870ca3158 |
15 | 4d6d20a20 |
hex | 2ec19e0da |
12551053530 has 16 divisors (see below), whose sum is σ = 30122528544. Its totient is φ = 3346947600.
The previous prime is 12551053513. The next prime is 12551053577. The reversal of 12551053530 is 3535015521.
12551053530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 418368451 = 12551053530 / (1 + 2 + 5 + 5 + 1 + 0 + 5 + 3 + 5 + 3 + 0).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209184196 + ... + 209184255.
It is an arithmetic number, because the mean of its divisors is an integer number (1882658034).
Almost surely, 212551053530 is an apocalyptic number.
12551053530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12551053530 is an abundant number, since it is smaller than the sum of its proper divisors (17571475014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12551053530 is a wasteful number, since it uses less digits than its factorization.
12551053530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418368461.
The product of its (nonzero) digits is 11250, while the sum is 30.
The spelling of 12551053530 in words is "twelve billion, five hundred fifty-one million, fifty-three thousand, five hundred thirty".
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