Base | Representation |
---|---|
bin | 1100011001100010000… |
… | …0010101101111100011 |
3 | 202100211011200101022220 |
4 | 3012120200111233203 |
5 | 11442222033341003 |
6 | 241504550402123 |
7 | 21250431141030 |
oct | 3063040255743 |
9 | 670734611286 |
10 | 213012012003 |
11 | 8237980042a |
12 | 35349360343 |
13 | 1711903846b |
14 | a44a296387 |
15 | 581a99a353 |
hex | 3198815be3 |
213012012003 has 32 divisors (see below), whose sum is σ = 332182405632. Its totient is φ = 118874649600.
The previous prime is 213012011981. The next prime is 213012012041. The reversal of 213012012003 is 300210210312.
It is not a de Polignac number, because 213012012003 - 210 = 213012010979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (213012032003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11405493 + ... + 11424153.
It is an arithmetic number, because the mean of its divisors is an integer number (10380700176).
Almost surely, 2213012012003 is an apocalyptic number.
213012012003 is a deficient number, since it is larger than the sum of its proper divisors (119170393629).
213012012003 is a wasteful number, since it uses less digits than its factorization.
213012012003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31355.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 213012012003 its reverse (300210210312), we get a palindrome (513222222315).
The spelling of 213012012003 in words is "two hundred thirteen billion, twelve million, twelve thousand, three".
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