Base | Representation |
---|---|
bin | 1110010010100000000101… |
… | …00010011110100101011100 |
3 | 11010020220201211110122101001 |
4 | 13021100002202132211130 |
5 | 13104304300433031030 |
6 | 150455024522200044 |
7 | 6422111013303652 |
oct | 711200242364534 |
9 | 133226654418331 |
10 | 31422023330140 |
11 | a015006aaa233 |
12 | 3635970053024 |
13 | 146c112976201 |
14 | 7a8b9688add2 |
15 | 39755b624cca |
hex | 1c940289e95c |
31422023330140 has 48 divisors (see below), whose sum is σ = 66044216700000. Its totient is φ = 12557769449472.
The previous prime is 31422023330069. The next prime is 31422023330179. The reversal of 31422023330140 is 4103332022413.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 31422023330099 and 31422023330108.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380329156 + ... + 380411764.
It is an arithmetic number, because the mean of its divisors is an integer number (1375921181250).
Almost surely, 231422023330140 is an apocalyptic number.
It is an amenable number.
31422023330140 is an abundant number, since it is smaller than the sum of its proper divisors (34622193369860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31422023330140 is a wasteful number, since it uses less digits than its factorization.
31422023330140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99094 (or 99092 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 31422023330140 its reverse (4103332022413), we get a palindrome (35525355352553).
The spelling of 31422023330140 in words is "thirty-one trillion, four hundred twenty-two billion, twenty-three million, three hundred thirty thousand, one hundred forty".
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