Base | Representation |
---|---|
bin | 1101101100111011101111… |
… | …00010011100100110110100 |
3 | 10221200111220012201012211222 |
4 | 12312131313202130212310 |
5 | 12422132144440201322 |
6 | 144030025510045512 |
7 | 6226623152343362 |
oct | 666356742344664 |
9 | 127614805635758 |
10 | 30131201100212 |
11 | 9667630558593 |
12 | 3467766349898 |
13 | 13a748b101c64 |
14 | 762502190632 |
15 | 373bad2e3e42 |
hex | 1b677789c9b4 |
30131201100212 has 6 divisors (see below), whose sum is σ = 52729601925378. Its totient is φ = 15065600550104.
The previous prime is 30131201100191. The next prime is 30131201100233. The reversal of 30131201100212 is 21200110213103.
It is an interprime number because it is at equal distance from previous prime (30131201100191) and next prime (30131201100233).
It can be written as a sum of positive squares in only one way, i.e., 21726095587876 + 8405105512336 = 4661126^2 + 2899156^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3766400137523 + ... + 3766400137530.
It is an arithmetic number, because the mean of its divisors is an integer number (8788266987563).
Almost surely, 230131201100212 is an apocalyptic number.
It is an amenable number.
30131201100212 is a deficient number, since it is larger than the sum of its proper divisors (22598400825166).
30131201100212 is a wasteful number, since it uses less digits than its factorization.
30131201100212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7532800275057 (or 7532800275055 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 30131201100212 its reverse (21200110213103), we get a palindrome (51331311313315).
The spelling of 30131201100212 in words is "thirty trillion, one hundred thirty-one billion, two hundred one million, one hundred thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •