Base | Representation |
---|---|
bin | 10010110111101111… |
… | …00100110110101011 |
3 | 222011001200211000022 |
4 | 21123313210312223 |
5 | 131222043330443 |
6 | 4353151231055 |
7 | 506030015030 |
oct | 113367446653 |
9 | 28131624008 |
10 | 10131230123 |
11 | 43298a7163 |
12 | 1b68b1848b |
13 | c55c46b31 |
14 | 6c1763387 |
15 | 3e4680e68 |
hex | 25bde4dab |
10131230123 has 8 divisors (see below), whose sum is σ = 11621276160. Its totient is φ = 8651865960.
The previous prime is 10131230119. The next prime is 10131230149. The reversal of 10131230123 is 32103213101.
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 10131230123 - 22 = 10131230119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10131236123) 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, 2668433 + ... + 2672226.
It is an arithmetic number, because the mean of its divisors is an integer number (1452659520).
Almost surely, 210131230123 is an apocalyptic number.
10131230123 is a deficient number, since it is larger than the sum of its proper divisors (1490046037).
10131230123 is an equidigital number, since it uses as much as digits as its factorization.
10131230123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5340937.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 10131230123 its reverse (32103213101), we get a palindrome (42234443224).
The spelling of 10131230123 in words is "ten billion, one hundred thirty-one million, two hundred thirty thousand, one hundred twenty-three".
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