Base | Representation |
---|---|
bin | 1101101111110110001101… |
… | …00111111111100110010101 |
3 | 10222001002022010102010021122 |
4 | 12313323012213333212111 |
5 | 12430302211410432013 |
6 | 144144023442253325 |
7 | 6240066045563240 |
oct | 667730647774625 |
9 | 128032263363248 |
10 | 30231312202133 |
11 | 96a6033678159 |
12 | 3483045357245 |
13 | 13b3a53941483 |
14 | 7672bbc92257 |
15 | 3765bc177a08 |
hex | 1b7ec69ff995 |
30231312202133 has 8 divisors (see below), whose sum is σ = 34550104354752. Its totient is φ = 25912528366176.
The previous prime is 30231312202037. The next prime is 30231312202151. The reversal of 30231312202133 is 33120221313203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30231312202133 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231312202193) 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, 13031066 + ... + 15174692.
It is an arithmetic number, because the mean of its divisors is an integer number (4318763044344).
Almost surely, 230231312202133 is an apocalyptic number.
It is an amenable number.
30231312202133 is a deficient number, since it is larger than the sum of its proper divisors (4318792152619).
30231312202133 is a wasteful number, since it uses less digits than its factorization.
30231312202133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4158331.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 30231312202133 its reverse (33120221313203), we get a palindrome (63351533515336).
The spelling of 30231312202133 in words is "thirty trillion, two hundred thirty-one billion, three hundred twelve million, two hundred two thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •