Base | Representation |
---|---|
bin | 1101011101110001011… |
… | …0101100100111001101 |
3 | 211010002210120221212101 |
4 | 3113130112230213031 |
5 | 12242231013012414 |
6 | 254134401035101 |
7 | 22466402201644 |
oct | 3273426544715 |
9 | 733083527771 |
10 | 231330204109 |
11 | 8a119962274 |
12 | 38a00025a91 |
13 | 18a781660a4 |
14 | b2a707035b |
15 | 603dc57a74 |
hex | 35dc5ac9cd |
231330204109 has 8 divisors (see below), whose sum is σ = 231630088320. Its totient is φ = 231030392736.
The previous prime is 231330204107. The next prime is 231330204121. The reversal of 231330204109 is 901402033132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231330204109 - 21 = 231330204107 is a prime.
It is a super-2 number, since 2×2313302041092 (a number of 24 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 (231330204107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9382572 + ... + 9407194.
It is an arithmetic number, because the mean of its divisors is an integer number (28953761040).
Almost surely, 2231330204109 is an apocalyptic number.
It is an amenable number.
231330204109 is a deficient number, since it is larger than the sum of its proper divisors (299884211).
231330204109 is a wasteful number, since it uses less digits than its factorization.
231330204109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36419.
The product of its (nonzero) digits is 3888, while the sum is 28.
The spelling of 231330204109 in words is "two hundred thirty-one billion, three hundred thirty million, two hundred four thousand, one hundred nine".
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