Base | Representation |
---|---|
bin | 1101011101110001101… |
… | …1011010101001000111 |
3 | 211010002212220210212102 |
4 | 3113130123122221013 |
5 | 12242231322104343 |
6 | 254134443342315 |
7 | 22466415543461 |
oct | 3273433325107 |
9 | 733085823772 |
10 | 231331441223 |
11 | 8a11a627783 |
12 | 38a0052199b |
13 | 18a784aa1cc |
14 | b2a72b3131 |
15 | 603ddee3b8 |
hex | 35dc6daa47 |
231331441223 has 8 divisors (see below), whose sum is σ = 234604712736. Its totient is φ = 228058588800.
The previous prime is 231331441207. The next prime is 231331441277. The reversal of 231331441223 is 322144133132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 231331441223 - 24 = 231331441207 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231331441283) 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, 1105115 + ... + 1297667.
It is an arithmetic number, because the mean of its divisors is an integer number (29325589092).
Almost surely, 2231331441223 is an apocalyptic number.
231331441223 is a deficient number, since it is larger than the sum of its proper divisors (3273271513).
231331441223 is a wasteful number, since it uses less digits than its factorization.
231331441223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209545.
The product of its digits is 10368, while the sum is 29.
Adding to 231331441223 its reverse (322144133132), we get a palindrome (553475574355).
The spelling of 231331441223 in words is "two hundred thirty-one billion, three hundred thirty-one million, four hundred forty-one thousand, two hundred twenty-three".
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