Base | Representation |
---|---|
bin | 1101101111110101110111… |
… | …10100110101110000001101 |
3 | 10222001001211111111010112102 |
4 | 12313322323310311300031 |
5 | 12430301324020122201 |
6 | 144143553451044445 |
7 | 6240061415553311 |
oct | 667727364656015 |
9 | 128031744433472 |
10 | 30231131020301 |
11 | 96a5a50378602 |
12 | 3482bb4740725 |
13 | 13b3a252456a3 |
14 | 7672a1babb41 |
15 | 3765ab2d926b |
hex | 1b7ebbd35c0d |
30231131020301 has 8 divisors (see below), whose sum is σ = 30358579499640. Its totient is φ = 30103814274048.
The previous prime is 30231131020241. The next prime is 30231131020327. The reversal of 30231131020301 is 10302013113203.
It can be written as a sum of positive squares in 4 ways, for example, as 1270061380900 + 28961069639401 = 1126970^2 + 5381549^2 .
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 30231131020301 - 210 = 30231131019277 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231131020351) 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, 32473316 + ... + 33391293.
It is an arithmetic number, because the mean of its divisors is an integer number (3794822437455).
Almost surely, 230231131020301 is an apocalyptic number.
It is an amenable number.
30231131020301 is a deficient number, since it is larger than the sum of its proper divisors (127448479339).
30231131020301 is a wasteful number, since it uses less digits than its factorization.
30231131020301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65866543.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 30231131020301 its reverse (10302013113203), we get a palindrome (40533144133504).
The spelling of 30231131020301 in words is "thirty trillion, two hundred thirty-one billion, one hundred thirty-one million, twenty thousand, three hundred one".
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