Base | Representation |
---|---|
bin | 100101101001110011100101… |
… | …0100010000101110111011001 |
3 | 1121102200112012212010012112201 |
4 | 1023103213022202011313121 |
5 | 321402400040010443001 |
6 | 3132223422540410201 |
7 | 126522332522363053 |
oct | 11323471242056731 |
9 | 1542615185105481 |
10 | 331201211031001 |
11 | 96592710258133 |
12 | 3119101b546961 |
13 | 112a61a8cb614c |
14 | 5bb031d0ac8d3 |
15 | 28454847dc501 |
hex | 12d39ca885dd9 |
331201211031001 has 16 divisors (see below), whose sum is σ = 339897526594560. Its totient is φ = 322551455682960.
The previous prime is 331201211030957. The next prime is 331201211031007. The reversal of 331201211031001 is 100130112102133.
It is a cyclic number.
It is not a de Polignac number, because 331201211031001 - 229 = 331200674160089 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 331201211031001.
It is not an unprimeable number, because it can be changed into a prime (331201211031007) 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, 11945430 + ... + 28374208.
It is an arithmetic number, because the mean of its divisors is an integer number (21243595412160).
Almost surely, 2331201211031001 is an apocalyptic number.
It is an amenable number.
331201211031001 is a deficient number, since it is larger than the sum of its proper divisors (8696315563559).
331201211031001 is a wasteful number, since it uses less digits than its factorization.
331201211031001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16430196.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 331201211031001 its reverse (100130112102133), we get a palindrome (431331323133134).
The spelling of 331201211031001 in words is "three hundred thirty-one trillion, two hundred one billion, two hundred eleven million, thirty-one thousand, one".
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