Base | Representation |
---|---|
bin | 1110001101100010010011… |
… | …11000010011001010101010 |
3 | 11002122121101022002210210100 |
4 | 13012301021320103022222 |
5 | 13044010402403303114 |
6 | 150244412125530230 |
7 | 6403561234105422 |
oct | 706611170231252 |
9 | 132577338083710 |
10 | 31251421541034 |
11 | 9a59720811aa2 |
12 | 3608899a13976 |
13 | 1458cc51480c6 |
14 | 7a0810d23482 |
15 | 392dc4056909 |
hex | 1c6c49e132aa |
31251421541034 has 12 divisors (see below), whose sum is σ = 67711413338946. Its totient is φ = 10417140513672.
The previous prime is 31251421541033. The next prime is 31251421541047. The reversal of 31251421541034 is 43014512415213.
31251421541034 is a `hidden beast` number, since 3 + 1 + 25 + 1 + 4 + 215 + 410 + 3 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 30644494848009 + 606926693025 = 5535747^2 + 779055^2 .
It is a super-2 number, since 2×312514215410342 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 31251421541034.
It is not an unprimeable number, because it can be changed into a prime (31251421541033) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 868095042789 + ... + 868095042824.
Almost surely, 231251421541034 is an apocalyptic number.
31251421541034 is an abundant number, since it is smaller than the sum of its proper divisors (36459991797912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31251421541034 is a wasteful number, since it uses less digits than its factorization.
31251421541034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1736190085621 (or 1736190085618 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 36.
Adding to 31251421541034 its reverse (43014512415213), we get a palindrome (74265933956247).
The spelling of 31251421541034 in words is "thirty-one trillion, two hundred fifty-one billion, four hundred twenty-one million, five hundred forty-one thousand, thirty-four".
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