Base | Representation |
---|---|
bin | 11101001011100010… |
… | …100001001101100001 |
3 | 2222212120220011102000 |
4 | 131023202201031201 |
5 | 1003132010024301 |
6 | 22221015514213 |
7 | 2156303356656 |
oct | 351342411541 |
9 | 88776804360 |
10 | 31332111201 |
11 | 12319183986 |
12 | 60a5088969 |
13 | 2c54363c91 |
14 | 1733327c2d |
15 | c35a5d786 |
hex | 74b8a1361 |
31332111201 has 8 divisors (see below), whose sum is σ = 46417942560. Its totient is φ = 20888074116.
The previous prime is 31332111163. The next prime is 31332111233. The reversal of 31332111201 is 10211123313.
31332111201 is a `hidden beast` number, since 313 + 321 + 11 + 20 + 1 = 666.
It is not a de Polignac number, because 31332111201 - 217 = 31331980129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31332111281) 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, 580224255 + ... + 580224308.
It is an arithmetic number, because the mean of its divisors is an integer number (5802242820).
Almost surely, 231332111201 is an apocalyptic number.
It is an amenable number.
31332111201 is a deficient number, since it is larger than the sum of its proper divisors (15085831359).
31332111201 is a wasteful number, since it uses less digits than its factorization.
31332111201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1160448572 (or 1160448566 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 31332111201 its reverse (10211123313), we get a palindrome (41543234514).
The spelling of 31332111201 in words is "thirty-one billion, three hundred thirty-two million, one hundred eleven thousand, two hundred one".
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