Base | Representation |
---|---|
bin | 10001111001100001111… |
… | …001100010011110010111 |
3 | 11100120212000212112012222 |
4 | 101321201321202132113 |
5 | 130123021244320043 |
6 | 2341020003332555 |
7 | 154602424005116 |
oct | 21714171423627 |
9 | 4316760775188 |
10 | 1230003120023 |
11 | 434706771257 |
12 | 17a47168115b |
13 | 8bcb1502c72 |
14 | 43765145c7d |
15 | 21eddc2dd68 |
hex | 11e61e62797 |
1230003120023 has 4 divisors (see below), whose sum is σ = 1294740126360. Its totient is φ = 1165266113688.
The previous prime is 1230003120007. The next prime is 1230003120037. The reversal of 1230003120023 is 3200213000321.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1230003120023 - 24 = 1230003120007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1230003119983 and 1230003120010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230003120043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32368503140 + ... + 32368503177.
It is an arithmetic number, because the mean of its divisors is an integer number (323685031590).
Almost surely, 21230003120023 is an apocalyptic number.
1230003120023 is a deficient number, since it is larger than the sum of its proper divisors (64737006337).
1230003120023 is an equidigital number, since it uses as much as digits as its factorization.
1230003120023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64737006336.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 1230003120023 its reverse (3200213000321), we get a palindrome (4430216120344).
The spelling of 1230003120023 in words is "one trillion, two hundred thirty billion, three million, one hundred twenty thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •