Base | Representation |
---|---|
bin | 110100100111010111000111… |
… | …100000101001111110101011 |
3 | 1010100022221100212021211022002 |
4 | 310213113013200221332223 |
5 | 220312302424324430011 |
6 | 2140053113014521215 |
7 | 66512223333130025 |
oct | 6447270740517653 |
9 | 1110287325254262 |
10 | 231403300233131 |
11 | 67806652345694 |
12 | 21b5361506620b |
13 | 9c17311c69460 |
14 | 411dd9da17015 |
15 | 1bb44e6ac4c3b |
hex | d275c7829fab |
231403300233131 has 16 divisors (see below), whose sum is σ = 263903377096800. Its totient is φ = 201007082884608.
The previous prime is 231403300233121. The next prime is 231403300233139. The reversal of 231403300233131 is 131332003304132.
It is not a de Polignac number, because 231403300233131 - 246 = 161034556055467 is a prime.
It is a super-2 number, since 2×2314033002331312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231403300233094 and 231403300233103.
It is not an unprimeable number, because it can be changed into a prime (231403300233139) 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, 79500461 + ... + 82359758.
It is an arithmetic number, because the mean of its divisors is an integer number (16493961068550).
Almost surely, 2231403300233131 is an apocalyptic number.
231403300233131 is a deficient number, since it is larger than the sum of its proper divisors (32500076863669).
231403300233131 is a wasteful number, since it uses less digits than its factorization.
231403300233131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161866718.
The product of its (nonzero) digits is 11664, while the sum is 29.
Adding to 231403300233131 its reverse (131332003304132), we get a palindrome (362735303537263).
The spelling of 231403300233131 in words is "two hundred thirty-one trillion, four hundred three billion, three hundred million, two hundred thirty-three thousand, one hundred thirty-one".
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