Base | Representation |
---|---|
bin | 111101000110011001… |
… | …0101010011110110011 |
3 | 110112200022212000122201 |
4 | 1322030302222132303 |
5 | 4122210021012243 |
6 | 140135541244031 |
7 | 12323351015146 |
oct | 1721462523663 |
9 | 415608760581 |
10 | 131211110323 |
11 | 50712284257 |
12 | 2151a403617 |
13 | c4b0a89067 |
14 | 64ca28c05d |
15 | 362e34604d |
hex | 1e8ccaa7b3 |
131211110323 has 8 divisors (see below), whose sum is σ = 133607624192. Its totient is φ = 128835899136.
The previous prime is 131211110279. The next prime is 131211110357. The reversal of 131211110323 is 323011112131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131211110323 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 131211110323.
It is not an unprimeable number, because it can be changed into a prime (131211110123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5313240 + ... + 5337877.
It is an arithmetic number, because the mean of its divisors is an integer number (16700953024).
Almost surely, 2131211110323 is an apocalyptic number.
131211110323 is a deficient number, since it is larger than the sum of its proper divisors (2396513869).
131211110323 is a wasteful number, since it uses less digits than its factorization.
131211110323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10651341.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 131211110323 its reverse (323011112131), we get a palindrome (454222222454).
The spelling of 131211110323 in words is "one hundred thirty-one billion, two hundred eleven million, one hundred ten thousand, three hundred twenty-three".
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