Base | Representation |
---|---|
bin | 1101011100100101100… |
… | …1100111001101010101 |
3 | 211002021122012202000121 |
4 | 3113021121213031111 |
5 | 12241103110420201 |
6 | 254043041111541 |
7 | 22455461212030 |
oct | 3271131471525 |
9 | 732248182017 |
10 | 231012201301 |
11 | 89a76402032 |
12 | 389316285b1 |
13 | 18a27303c4b |
14 | b276b32017 |
15 | 6020d8e9a1 |
hex | 35c9667355 |
231012201301 has 16 divisors (see below), whose sum is σ = 272496084480. Its totient is φ = 191749037040.
The previous prime is 231012201269. The next prime is 231012201311. The reversal of 231012201301 is 103102210132.
It is a cyclic number.
It is not a de Polignac number, because 231012201301 - 25 = 231012201269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231012201311) 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, 4146595 + ... + 4201936.
It is an arithmetic number, because the mean of its divisors is an integer number (17031005280).
Almost surely, 2231012201301 is an apocalyptic number.
It is an amenable number.
231012201301 is a deficient number, since it is larger than the sum of its proper divisors (41483883179).
231012201301 is an equidigital number, since it uses as much as digits as its factorization.
231012201301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8348664.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 231012201301 its reverse (103102210132), we get a palindrome (334114411433).
The spelling of 231012201301 in words is "two hundred thirty-one billion, twelve million, two hundred one thousand, three hundred one".
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