Base | Representation |
---|---|
bin | 1110101011100… |
… | …00000100111111 |
3 | 22120201021200222 |
4 | 13111300010333 |
5 | 223011024323 |
6 | 20115211555 |
7 | 3023456633 |
oct | 725600477 |
9 | 276637628 |
10 | 123142463 |
11 | 63568834 |
12 | 352a6bbb |
13 | 1c687382 |
14 | 124d6dc3 |
15 | ac269c8 |
hex | 757013f |
123142463 has 8 divisors (see below), whose sum is σ = 124871040. Its totient is φ = 121426200.
The previous prime is 123142433. The next prime is 123142501. The reversal of 123142463 is 364241321.
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 123142463 - 26 = 123142399 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 (123142433) 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, 18056 + ... + 23922.
It is an arithmetic number, because the mean of its divisors is an integer number (15608880).
Almost surely, 2123142463 is an apocalyptic number.
123142463 is a deficient number, since it is larger than the sum of its proper divisors (1728577).
123142463 is a wasteful number, since it uses less digits than its factorization.
123142463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6157.
The product of its digits is 3456, while the sum is 26.
The square root of 123142463 is about 11096.9573757855. The cubic root of 123142463 is about 497.5109134581.
Adding to 123142463 its reverse (364241321), we get a palindrome (487383784).
The spelling of 123142463 in words is "one hundred twenty-three million, one hundred forty-two thousand, four hundred sixty-three".
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