Base | Representation |
---|---|
bin | 1101101100111111100001… |
… | …00010010010010100101111 |
3 | 10221200201010200111221201220 |
4 | 12312133300202102110233 |
5 | 12422200324130214411 |
6 | 144031003144034423 |
7 | 6230024362146606 |
oct | 666376042222457 |
9 | 127621120457656 |
10 | 30133231101231 |
11 | 9668482426385 |
12 | 3468032162a13 |
13 | 13a77228518ab |
14 | 762655a18a3d |
15 | 373c7b630b06 |
hex | 1b67f089252f |
30133231101231 has 16 divisors (see below), whose sum is σ = 40593216921600. Its totient is φ = 19881047017728.
The previous prime is 30133231101223. The next prime is 30133231101251. The reversal of 30133231101231 is 13210113233103.
It is not a de Polignac number, because 30133231101231 - 23 = 30133231101223 is a prime.
It is a super-2 number, since 2×301332311012312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30133231101251) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6941010 + ... + 10413648.
It is an arithmetic number, because the mean of its divisors is an integer number (2537076057600).
Almost surely, 230133231101231 is an apocalyptic number.
30133231101231 is a deficient number, since it is larger than the sum of its proper divisors (10459985820369).
30133231101231 is a wasteful number, since it uses less digits than its factorization.
30133231101231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3502558.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 30133231101231 its reverse (13210113233103), we get a palindrome (43343344334334).
The spelling of 30133231101231 in words is "thirty trillion, one hundred thirty-three billion, two hundred thirty-one million, one hundred one thousand, two hundred thirty-one".
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