Base | Representation |
---|---|
bin | 1111101000001… |
… | …11010100111011 |
3 | 100010200200011001 |
4 | 13310013110323 |
5 | 232030231021 |
6 | 21001545431 |
7 | 3151230415 |
oct | 764072473 |
9 | 303620131 |
10 | 131102011 |
11 | 68004977 |
12 | 37aa5277 |
13 | 21213271 |
14 | 135a99b5 |
15 | b79a091 |
hex | 7d0753b |
131102011 has 16 divisors (see below), whose sum is σ = 144167040. Its totient is φ = 118666240.
The previous prime is 131102003. The next prime is 131102017. The reversal of 131102011 is 110201131.
It is a cyclic number.
It is not a de Polignac number, because 131102011 - 23 = 131102003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131102017) 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, 212175 + ... + 212791.
It is an arithmetic number, because the mean of its divisors is an integer number (9010440).
Almost surely, 2131102011 is an apocalyptic number.
131102011 is a deficient number, since it is larger than the sum of its proper divisors (13065029).
131102011 is a wasteful number, since it uses less digits than its factorization.
131102011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1094.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 131102011 is about 11449.9786462683. The cubic root of 131102011 is about 508.0071027899.
Adding to 131102011 its reverse (110201131), we get a palindrome (241303142).
The spelling of 131102011 in words is "one hundred thirty-one million, one hundred two thousand, eleven".
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