Base | Representation |
---|---|
bin | 111001010010100111… |
… | …0011010001010110110 |
3 | 102202120020201112221110 |
4 | 1302211032122022312 |
5 | 4003431430232014 |
6 | 132304131255450 |
7 | 11613553053603 |
oct | 1624516321266 |
9 | 382506645843 |
10 | 123031102134 |
11 | 481a4939006 |
12 | 1ba16a4a586 |
13 | b7a916b425 |
14 | 5d51b276aa |
15 | 330113ed59 |
hex | 1ca539a2b6 |
123031102134 has 8 divisors (see below), whose sum is σ = 246062204280. Its totient is φ = 41010367376.
The previous prime is 123031102133. The next prime is 123031102141. The reversal of 123031102134 is 431201130321.
It is a sphenic number, since it is the product of 3 distinct primes.
123031102134 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 123031102134.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123031102133) 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 3 ways as a sum of consecutive naturals, for example, 10252591839 + ... + 10252591850.
It is an arithmetic number, because the mean of its divisors is an integer number (30757775535).
Almost surely, 2123031102134 is an apocalyptic number.
123031102134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123031102134 is a wasteful number, since it uses less digits than its factorization.
123031102134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20505183694.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 123031102134 its reverse (431201130321), we get a palindrome (554232232455).
The spelling of 123031102134 in words is "one hundred twenty-three billion, thirty-one million, one hundred two thousand, one hundred thirty-four".
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