Base | Representation |
---|---|
bin | 1110010100110110111111… |
… | …01001010101110000010100 |
3 | 11010112122212011222000011021 |
4 | 13022123133221111300110 |
5 | 13112121212312230134 |
6 | 151000144200050524 |
7 | 6431006520235612 |
oct | 712333751256024 |
9 | 133478764860137 |
10 | 31503042305044 |
11 | a04640210a232 |
12 | 3649601163a44 |
13 | 1476954c2cb4b |
14 | 7aca80ab26b2 |
15 | 3996ee2c20b4 |
hex | 1ca6dfa55c14 |
31503042305044 has 36 divisors (see below), whose sum is σ = 57850652981716. Its totient is φ = 14999723265024.
The previous prime is 31503042305041. The next prime is 31503042305057. The reversal of 31503042305044 is 44050324030513.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 25218093584644 + 6284948720400 = 5021762^2 + 2506980^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31503042305041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47852877 + ... + 48506740.
Almost surely, 231503042305044 is an apocalyptic number.
It is an amenable number.
31503042305044 is a deficient number, since it is larger than the sum of its proper divisors (26347610676672).
31503042305044 is a wasteful number, since it uses less digits than its factorization.
31503042305044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96359752 (or 96359703 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 34.
Adding to 31503042305044 its reverse (44050324030513), we get a palindrome (75553366335557).
The spelling of 31503042305044 in words is "thirty-one trillion, five hundred three billion, forty-two million, three hundred five thousand, forty-four".
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