Base | Representation |
---|---|
bin | 1101111000010000010111… |
… | …10011001001010010001011 |
3 | 11000001201001200200112110110 |
4 | 12330020023303021102023 |
5 | 13000020420300441443 |
6 | 144524445212445403 |
7 | 6300004613612526 |
oct | 674101363112213 |
9 | 130051050615413 |
10 | 30520235562123 |
11 | 97a761734a90a |
12 | 350b039179863 |
13 | 14050799c0808 |
14 | 777289c93bbd |
15 | 37dd7c1a9233 |
hex | 1bc20bcc948b |
30520235562123 has 8 divisors (see below), whose sum is σ = 40693673699136. Its totient is φ = 20346810566600.
The previous prime is 30520235562109. The next prime is 30520235562127. The reversal of 30520235562123 is 32126553202503.
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 30520235562123 - 244 = 12928049517707 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30520235562127) 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, 5456968 + ... + 9529898.
It is an arithmetic number, because the mean of its divisors is an integer number (5086709212392).
Almost surely, 230520235562123 is an apocalyptic number.
30520235562123 is a deficient number, since it is larger than the sum of its proper divisors (10173438137013).
30520235562123 is a wasteful number, since it uses less digits than its factorization.
30520235562123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6570745.
The product of its (nonzero) digits is 324000, while the sum is 39.
Adding to 30520235562123 its reverse (32126553202503), we get a palindrome (62646788764626).
The spelling of 30520235562123 in words is "thirty trillion, five hundred twenty billion, two hundred thirty-five million, five hundred sixty-two thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •