Base | Representation |
---|---|
bin | 111101001001001000… |
… | …1100101001110010101 |
3 | 110112220201221122121011 |
4 | 1322102101211032111 |
5 | 4122402043220313 |
6 | 140153025052221 |
7 | 12325545642415 |
oct | 1722221451625 |
9 | 415821848534 |
10 | 131303101333 |
11 | 5075a1a5488 |
12 | 21545187071 |
13 | c4c6b57301 |
14 | 64d8596645 |
15 | 363746793d |
hex | 1e92465395 |
131303101333 has 4 divisors (see below), whose sum is σ = 133101774028. Its totient is φ = 129504428640.
The previous prime is 131303101309. The next prime is 131303101351. The reversal of 131303101333 is 333101303131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 333101303131 = 719 ⋅463284149.
It can be written as a sum of positive squares in 2 ways, for example, as 64324626129 + 66978475204 = 253623^2 + 258802^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131303101333 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 (131303101933) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899336238 + ... + 899336383.
It is an arithmetic number, because the mean of its divisors is an integer number (33275443507).
Almost surely, 2131303101333 is an apocalyptic number.
It is an amenable number.
131303101333 is a deficient number, since it is larger than the sum of its proper divisors (1798672695).
131303101333 is an equidigital number, since it uses as much as digits as its factorization.
131303101333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1798672694.
The product of its (nonzero) digits is 729, while the sum is 22.
Adding to 131303101333 its reverse (333101303131), we get a palindrome (464404404464).
The spelling of 131303101333 in words is "one hundred thirty-one billion, three hundred three million, one hundred one thousand, three hundred thirty-three".
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