Base | Representation |
---|---|
bin | 1110010011001001011000… |
… | …11101011111001011100100 |
3 | 11010100000222110121110212212 |
4 | 13021210230131133023210 |
5 | 13110140211041021122 |
6 | 150513133341302552 |
7 | 6423524424533300 |
oct | 711445435371344 |
9 | 133300873543785 |
10 | 31444201501412 |
11 | a023457aa95a7 |
12 | 363a11b564a58 |
13 | 14712386ab88b |
14 | 7a9c9c16ad00 |
15 | 397e086e9ce2 |
hex | 1c992c75f2e4 |
31444201501412 has 36 divisors (see below), whose sum is σ = 64577882901420. Its totient is φ = 13356828946944.
The previous prime is 31444201501409. The next prime is 31444201501523. The reversal of 31444201501412 is 21410510244413.
It can be written as a sum of positive squares in 2 ways, for example, as 14126818376356 + 17317383125056 = 3758566^2 + 4161416^2 .
It is a super-2 number, since 2×314442015014122 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 709843337 + ... + 709887632.
It is an arithmetic number, because the mean of its divisors is an integer number (1793830080595).
Almost surely, 231444201501412 is an apocalyptic number.
It is an amenable number.
31444201501412 is an abundant number, since it is smaller than the sum of its proper divisors (33133681400008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31444201501412 is a wasteful number, since it uses less digits than its factorization.
31444201501412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1419731100 (or 1419731091 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 32.
Adding to 31444201501412 its reverse (21410510244413), we get a palindrome (52854711745825).
The spelling of 31444201501412 in words is "thirty-one trillion, four hundred forty-four billion, two hundred one million, five hundred one thousand, four hundred twelve".
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