Base | Representation |
---|---|
bin | 100101101001010010111001… |
… | …0001111100110011111000011 |
3 | 1121102102211000110002012010220 |
4 | 1023102211302033212133003 |
5 | 321400222302114442011 |
6 | 3132131252555354123 |
7 | 126514266060203151 |
oct | 11322456217463703 |
9 | 1542384013065126 |
10 | 331131010312131 |
11 | 96565966831aa7 |
12 | 3117b4a9452943 |
13 | 1129c69c0c2243 |
14 | 5baab7d9683d1 |
15 | 284372677e506 |
hex | 12d29723e67c3 |
331131010312131 has 16 divisors (see below), whose sum is σ = 467481822086304. Its totient is φ = 207767255412224.
The previous prime is 331131010312019. The next prime is 331131010312139. The reversal of 331131010312131 is 131213010131133.
It is a cyclic number.
It is not a de Polignac number, because 331131010312131 - 226 = 331130943203267 is a prime.
It is a super-3 number, since 3×3311310103121313 (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (331131010312139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10290120 + ... + 27715493.
It is an arithmetic number, because the mean of its divisors is an integer number (29217613880394).
Almost surely, 2331131010312131 is an apocalyptic number.
331131010312131 is a deficient number, since it is larger than the sum of its proper divisors (136350811774173).
331131010312131 is a wasteful number, since it uses less digits than its factorization.
331131010312131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38176470.
The product of its (nonzero) digits is 486, while the sum is 24.
Adding to 331131010312131 its reverse (131213010131133), we get a palindrome (462344020443264).
The spelling of 331131010312131 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, ten million, three hundred twelve thousand, one hundred thirty-one".
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