Base | Representation |
---|---|
bin | 11001001101000010… |
… | …11011111010111010 |
3 | 1021221000100020112101 |
4 | 30212201123322322 |
5 | 210202441414320 |
6 | 10114404334014 |
7 | 656213212132 |
oct | 144641337272 |
9 | 37830306471 |
10 | 13531201210 |
11 | 581401281a |
12 | 27576a430a |
13 | 137845c747 |
14 | 925123ac2 |
15 | 542dcec0a |
hex | 32685beba |
13531201210 has 16 divisors (see below), whose sum is σ = 24376806792. Its totient is φ = 5407892800.
The previous prime is 13531201141. The next prime is 13531201213. The reversal of 13531201210 is 1210213531.
It can be written as a sum of positive squares in 4 ways, for example, as 13234431681 + 296769529 = 115041^2 + 17227^2 .
It is not an unprimeable number, because it can be changed into a prime (13531201213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561061 + ... + 584680.
Almost surely, 213531201210 is an apocalyptic number.
13531201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13531201210 is a deficient number, since it is larger than the sum of its proper divisors (10845605582).
13531201210 is a wasteful number, since it uses less digits than its factorization.
13531201210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1146929.
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 13531201210 its reverse (1210213531), we get a palindrome (14741414741).
The spelling of 13531201210 in words is "thirteen billion, five hundred thirty-one million, two hundred one thousand, two hundred ten".
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