Base | Representation |
---|---|
bin | 1110101111001… |
… | …11010111010111 |
3 | 22121122002221021 |
4 | 13113213113113 |
5 | 223122143223 |
6 | 20133502011 |
7 | 3030563263 |
oct | 727472727 |
9 | 277562837 |
10 | 123631063 |
11 | 63871936 |
12 | 354a1907 |
13 | 1c7c889a |
14 | 125c30a3 |
15 | acc165d |
hex | 75e75d7 |
123631063 has 8 divisors (see below), whose sum is σ = 127318928. Its totient is φ = 119980224.
The previous prime is 123631061. The next prime is 123631091. The reversal of 123631063 is 360136321.
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 123631063 - 21 = 123631061 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 (123631061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2406 + ... + 15907.
It is an arithmetic number, because the mean of its divisors is an integer number (15914866).
Almost surely, 2123631063 is an apocalyptic number.
123631063 is a deficient number, since it is larger than the sum of its proper divisors (3687865).
123631063 is a wasteful number, since it uses less digits than its factorization.
123631063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18513.
The product of its (nonzero) digits is 1944, while the sum is 25.
The square root of 123631063 is about 11118.9506249466. The cubic root of 123631063 is about 498.1680467588.
Adding to 123631063 its reverse (360136321), we get a palindrome (483767384).
The spelling of 123631063 in words is "one hundred twenty-three million, six hundred thirty-one thousand, sixty-three".
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