Base | Representation |
---|---|
bin | 101100000110110110111… |
… | …100101111101101000111 |
3 | 101201202121002100122220002 |
4 | 230012312330233231013 |
5 | 344130012424233111 |
6 | 10240233150031515 |
7 | 431661351064214 |
oct | 54066674575507 |
9 | 11652532318802 |
10 | 3031021321031 |
11 | a694a3576380 |
12 | 40b522aa859b |
13 | 18ca93688972 |
14 | a69b8c3cb0b |
15 | 53c9cd6163b |
hex | 2c1b6f2fb47 |
3031021321031 has 64 divisors (see below), whose sum is σ = 3754825113600. Its totient is φ = 2413355472000.
The previous prime is 3031021321021. The next prime is 3031021321039. The reversal of 3031021321031 is 1301231201303.
It is not a de Polignac number, because 3031021321031 - 26 = 3031021320967 is a prime.
It is a super-2 number, since 2×30310213210312 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3031021320994 and 3031021321012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031021321039) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26800280 + ... + 26913138.
It is an arithmetic number, because the mean of its divisors is an integer number (58669142400).
Almost surely, 23031021321031 is an apocalyptic number.
3031021321031 is a deficient number, since it is larger than the sum of its proper divisors (723803792569).
3031021321031 is a wasteful number, since it uses less digits than its factorization.
3031021321031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113100.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 3031021321031 its reverse (1301231201303), we get a palindrome (4332252522334).
The spelling of 3031021321031 in words is "three trillion, thirty-one billion, twenty-one million, three hundred twenty-one thousand, thirty-one".
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