Base | Representation |
---|---|
bin | 100101101001111000101001… |
… | …1110000100010011010011010 |
3 | 1121102201120022221201022011022 |
4 | 1023103301103300202122122 |
5 | 321403034341411344010 |
6 | 3132232423434202442 |
7 | 126523166452506422 |
oct | 11323612360423232 |
9 | 1542646287638138 |
10 | 331212103231130 |
11 | 9659729a657320 |
12 | 3119315b283422 |
13 | 112a7223798994 |
14 | 5bb0a7391b482 |
15 | 28458c0b85d55 |
hex | 12d3c53c2269a |
331212103231130 has 32 divisors (see below), whose sum is σ = 672807031021440. Its totient is φ = 116287634989120.
The previous prime is 331212103231109. The next prime is 331212103231153. The reversal of 331212103231130 is 31132301212133.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 331212103231130.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51914119574 + ... + 51914125953.
It is an arithmetic number, because the mean of its divisors is an integer number (21025219719420).
Almost surely, 2331212103231130 is an apocalyptic number.
331212103231130 is an abundant number, since it is smaller than the sum of its proper divisors (341594927790310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331212103231130 is a wasteful number, since it uses less digits than its factorization.
331212103231130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103828245574.
The product of its (nonzero) digits is 1944, while the sum is 26.
Adding to 331212103231130 its reverse (31132301212133), we get a palindrome (362344404443263).
The spelling of 331212103231130 in words is "three hundred thirty-one trillion, two hundred twelve billion, one hundred three million, two hundred thirty-one thousand, one hundred thirty".
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