Base | Representation |
---|---|
bin | 111101000011011001… |
… | …0111001110111101101 |
3 | 110112102022120000001002 |
4 | 1322012302321313231 |
5 | 4122003242310221 |
6 | 140121545130045 |
7 | 12321016643006 |
oct | 1720662716755 |
9 | 415368500032 |
10 | 131110510061 |
11 | 50670512843 |
12 | 214b0789925 |
13 | c495c9528b |
14 | 64bab821ad |
15 | 36255c380b |
hex | 1e86cb9ded |
131110510061 has 8 divisors (see below), whose sum is σ = 131767722240. Its totient is φ = 130453916832.
The previous prime is 131110510049. The next prime is 131110510073. The reversal of 131110510061 is 160015011131.
It is an interprime number because it is at equal distance from previous prime (131110510049) and next prime (131110510073).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131110510061 - 210 = 131110509037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131110519061) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 272930 + ... + 580268.
It is an arithmetic number, because the mean of its divisors is an integer number (16470965280).
Almost surely, 2131110510061 is an apocalyptic number.
It is an amenable number.
131110510061 is a deficient number, since it is larger than the sum of its proper divisors (657212179).
131110510061 is a wasteful number, since it uses less digits than its factorization.
131110510061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309475.
The product of its (nonzero) digits is 90, while the sum is 20.
Adding to 131110510061 its reverse (160015011131), we get a palindrome (291125521192).
The spelling of 131110510061 in words is "one hundred thirty-one billion, one hundred ten million, five hundred ten thousand, sixty-one".
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