Base | Representation |
---|---|
bin | 10101011011000101… |
… | …100010001111101011 |
3 | 2012101010020012012001 |
4 | 111123011202033223 |
5 | 334102232422443 |
6 | 14322322231431 |
7 | 1443015252055 |
oct | 253305421753 |
9 | 65333205161 |
10 | 23003014123 |
11 | 9834668a81 |
12 | 455b7b5577 |
13 | 22278a607b |
14 | 11830748d5 |
15 | 8e9707d4d |
hex | 55b1623eb |
23003014123 has 6 divisors (see below), whose sum is σ = 23351471556. Its totient is φ = 22659681132.
The previous prime is 23003014121. The next prime is 23003014147. The reversal of 23003014123 is 32141030032.
It is not a de Polignac number, because 23003014123 - 21 = 23003014121 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23003014123.
It is not an unprimeable number, because it can be changed into a prime (23003014121) 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 5 ways as a sum of consecutive naturals, for example, 2557665 + ... + 2566642.
It is an arithmetic number, because the mean of its divisors is an integer number (3891911926).
Almost surely, 223003014123 is an apocalyptic number.
23003014123 is a deficient number, since it is larger than the sum of its proper divisors (348457433).
23003014123 is an frugal number, since it uses more digits than its factorization.
23003014123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5124441 (or 5124374 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 23003014123 its reverse (32141030032), we get a palindrome (55144044155).
The spelling of 23003014123 in words is "twenty-three billion, three million, fourteen thousand, one hundred twenty-three".
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