Base | Representation |
---|---|
bin | 11101010010110001111… |
… | …101010011001101011110 |
3 | 21010102222112201021001110 |
4 | 131102301331103031132 |
5 | 230440141231044410 |
6 | 4140435014122450 |
7 | 265302524330652 |
oct | 35226175231536 |
9 | 7112875637043 |
10 | 2013030331230 |
11 | 7067a3162576 |
12 | 28617b950426 |
13 | 117a9bcc5a39 |
14 | 6d607272a62 |
15 | 3756be21720 |
hex | 1d4b1f5335e |
2013030331230 has 64 divisors (see below), whose sum is σ = 4876094023488. Its totient is φ = 531831982080.
The previous prime is 2013030331229. The next prime is 2013030331231. The reversal of 2013030331230 is 321330303102.
It is an interprime number because it is at equal distance from previous prime (2013030331229) and next prime (2013030331231).
It is a super-2 number, since 2×20130303312302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2013030331197 and 2013030331206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013030331231) 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, 7946892 + ... + 8196288.
It is an arithmetic number, because the mean of its divisors is an integer number (76188969117).
Almost surely, 22013030331230 is an apocalyptic number.
2013030331230 is an abundant number, since it is smaller than the sum of its proper divisors (2863063692258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013030331230 is a wasteful number, since it uses less digits than its factorization.
2013030331230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251901.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 2013030331230 its reverse (321330303102), we get a palindrome (2334360634332).
The spelling of 2013030331230 in words is "two trillion, thirteen billion, thirty million, three hundred thirty-one thousand, two hundred thirty".
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