Base | Representation |
---|---|
bin | 1101011100100101100… |
… | …0111000110101000010 |
3 | 211002021121212002102122 |
4 | 3113021120320311002 |
5 | 12241103033330310 |
6 | 254043033044242 |
7 | 22455456461132 |
oct | 3271130706502 |
9 | 732247762378 |
10 | 231012011330 |
11 | 89a76292331 |
12 | 38931556682 |
13 | 18a27268639 |
14 | b276ac2ac2 |
15 | 6020d53555 |
hex | 35c9638d42 |
231012011330 has 16 divisors (see below), whose sum is σ = 416021284224. Its totient is φ = 92360434800.
The previous prime is 231012011299. The next prime is 231012011401. The reversal of 231012011330 is 33110210132.
It is a junction number, because it is equal to n+sod(n) for n = 231012011299 and 231012011308.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5524346 + ... + 5566005.
It is an arithmetic number, because the mean of its divisors is an integer number (26001330264).
Almost surely, 2231012011330 is an apocalyptic number.
231012011330 is a deficient number, since it is larger than the sum of its proper divisors (185009272894).
231012011330 is a wasteful number, since it uses less digits than its factorization.
231012011330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11092441.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 231012011330 its reverse (33110210132), we get a palindrome (264122221462).
The spelling of 231012011330 in words is "two hundred thirty-one billion, twelve million, eleven thousand, three hundred thirty".
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