Base | Representation |
---|---|
bin | 10110010110110000… |
… | …00010010001110111 |
3 | 1010222102220021212110 |
4 | 23023120002101313 |
5 | 144040003311411 |
6 | 5302540422103 |
7 | 603264255321 |
oct | 131330022167 |
9 | 33872807773 |
10 | 12002010231 |
11 | 50a9904a22 |
12 | 23ab547933 |
13 | 11936b9803 |
14 | 81bdc2611 |
15 | 4a3a1b2a6 |
hex | 2cb602477 |
12002010231 has 16 divisors (see below), whose sum is σ = 17236672640. Its totient is φ = 7403931360.
The previous prime is 12002010221. The next prime is 12002010233. The reversal of 12002010231 is 13201020021.
It is not a de Polignac number, because 12002010231 - 25 = 12002010199 is a prime.
It is a super-2 number, since 2×120020102312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12002010233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445940 + ... + 2450841.
It is an arithmetic number, because the mean of its divisors is an integer number (1077292040).
Almost surely, 212002010231 is an apocalyptic number.
12002010231 is a deficient number, since it is larger than the sum of its proper divisors (5234662409).
12002010231 is a wasteful number, since it uses less digits than its factorization.
12002010231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4896846.
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 12002010231 its reverse (13201020021), we get a palindrome (25203030252).
The spelling of 12002010231 in words is "twelve billion, two million, ten thousand, two hundred thirty-one".
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