Base | Representation |
---|---|
bin | 1101101111110110000011… |
… | …10110111011101001010111 |
3 | 10222001002002112221012220201 |
4 | 12313323001312323221113 |
5 | 12430302030422411043 |
6 | 144144011504241331 |
7 | 6240064055053234 |
oct | 667730166735127 |
9 | 128032075835821 |
10 | 30231232232023 |
11 | 96a5aa2517459 |
12 | 3483022610247 |
13 | 13b3a401c1894 |
14 | 7672b13d678b |
15 | 3765b512cc4d |
hex | 1b7ec1dbba57 |
30231232232023 has 12 divisors (see below), whose sum is σ = 30594522485712. Its totient is φ = 29872148060160.
The previous prime is 30231232232017. The next prime is 30231232232029. The reversal of 30231232232023 is 32023223213203.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30231232232017) and next prime (30231232232029).
It is not a de Polignac number, because 30231232232023 - 233 = 30222642297431 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30231232231982 and 30231232232000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231232232029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3391111 + ... + 8483047.
It is an arithmetic number, because the mean of its divisors is an integer number (2549543540476).
Almost surely, 230231232232023 is an apocalyptic number.
30231232232023 is a deficient number, since it is larger than the sum of its proper divisors (363290253689).
30231232232023 is an frugal number, since it uses more digits than its factorization.
30231232232023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5092762 (or 5092665 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 28.
Adding to 30231232232023 its reverse (32023223213203), we get a palindrome (62254455445226).
The spelling of 30231232232023 in words is "thirty trillion, two hundred thirty-one billion, two hundred thirty-two million, two hundred thirty-two thousand, twenty-three".
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