Base | Representation |
---|---|
bin | 11011100100111… |
… | …10001011010001 |
3 | 121010022000102111 |
4 | 31302132023101 |
5 | 433210201414 |
6 | 34542145321 |
7 | 5506211632 |
oct | 1562361321 |
9 | 533260374 |
10 | 231334609 |
11 | 109645130 |
12 | 65582241 |
13 | 38c088ac |
14 | 22a1b889 |
15 | 154988c4 |
hex | dc9e2d1 |
231334609 has 8 divisors (see below), whose sum is σ = 252484128. Its totient is φ = 210204960.
The previous prime is 231334577. The next prime is 231334613. The reversal of 231334609 is 906433132.
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 231334609 - 25 = 231334577 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231334639) 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, 30309 + ... + 37165.
It is an arithmetic number, because the mean of its divisors is an integer number (31560516).
Almost surely, 2231334609 is an apocalyptic number.
It is an amenable number.
231334609 is a deficient number, since it is larger than the sum of its proper divisors (21149519).
231334609 is a wasteful number, since it uses less digits than its factorization.
231334609 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9935.
The product of its (nonzero) digits is 11664, while the sum is 31.
The square root of 231334609 is about 15209.6879981149. The cubic root of 231334609 is about 613.8753624153.
The spelling of 231334609 in words is "two hundred thirty-one million, three hundred thirty-four thousand, six hundred nine".
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