Base | Representation |
---|---|
bin | 1101011101110001011… |
… | …1001001101001010110 |
3 | 211010002210210222222212 |
4 | 3113130113021221112 |
5 | 12242231030314110 |
6 | 254134403353422 |
7 | 22466403205442 |
oct | 3273427115126 |
9 | 733083728885 |
10 | 231330323030 |
11 | 8a119a33654 |
12 | 38a00082872 |
13 | 18a781a8261 |
14 | b2a70a1822 |
15 | 603dc7ce05 |
hex | 35dc5c9a56 |
231330323030 has 32 divisors (see below), whose sum is σ = 419232590784. Its totient is φ = 91903021056.
The previous prime is 231330323017. The next prime is 231330323033. The reversal of 231330323030 is 30323033132.
It is a junction number, because it is equal to n+sod(n) for n = 231330322987 and 231330323005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231330323033) 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, 1093679 + ... + 1287941.
It is an arithmetic number, because the mean of its divisors is an integer number (13101018462).
Almost surely, 2231330323030 is an apocalyptic number.
231330323030 is a deficient number, since it is larger than the sum of its proper divisors (187902267754).
231330323030 is a wasteful number, since it uses less digits than its factorization.
231330323030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195080.
The product of its (nonzero) digits is 2916, while the sum is 23.
Adding to 231330323030 its reverse (30323033132), we get a palindrome (261653356162).
The spelling of 231330323030 in words is "two hundred thirty-one billion, three hundred thirty million, three hundred twenty-three thousand, thirty".
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