Base | Representation |
---|---|
bin | 1110001100111101000110… |
… | …00001001111010001010010 |
3 | 11002120200210220111010220110 |
4 | 13012132203001033101102 |
5 | 13043143443202020424 |
6 | 150231305415422150 |
7 | 6402253152506403 |
oct | 706364301172122 |
9 | 132520726433813 |
10 | 31231442220114 |
11 | 9a511a8a27524 |
12 | 3604a42984956 |
13 | 145715cb30a16 |
14 | 79d8776a19aa |
15 | 392605022c29 |
hex | 1c67a304f452 |
31231442220114 has 64 divisors (see below), whose sum is σ = 63431038032768. Its totient is φ = 10249635801600.
The previous prime is 31231442220109. The next prime is 31231442220133. The reversal of 31231442220114 is 41102224413213.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1684443684 + ... + 1684462224.
It is an arithmetic number, because the mean of its divisors is an integer number (991109969262).
Almost surely, 231231442220114 is an apocalyptic number.
31231442220114 is an abundant number, since it is smaller than the sum of its proper divisors (32199595812654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31231442220114 is a wasteful number, since it uses less digits than its factorization.
31231442220114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25243.
The product of its (nonzero) digits is 9216, while the sum is 30.
Adding to 31231442220114 its reverse (41102224413213), we get a palindrome (72333666633327).
The spelling of 31231442220114 in words is "thirty-one trillion, two hundred thirty-one billion, four hundred forty-two million, two hundred twenty thousand, one hundred fourteen".
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