Base | Representation |
---|---|
bin | 111110000001111111… |
… | …1101101101110110101 |
3 | 110201211201000222021101 |
4 | 1330003333231232311 |
5 | 4140304010121323 |
6 | 141110222250101 |
7 | 12424043663215 |
oct | 1740377555665 |
9 | 421751028241 |
10 | 133211020213 |
11 | 5154916a147 |
12 | 21998126931 |
13 | c73c2013ab |
14 | 6639b22245 |
15 | 36e9bdbdad |
hex | 1f03fedbb5 |
133211020213 has 4 divisors (see below), whose sum is σ = 140222126560. Its totient is φ = 126199913868.
The previous prime is 133211020211. The next prime is 133211020219. The reversal of 133211020213 is 312020112331.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312020112331 = 136261 ⋅2289871.
It is a cyclic number.
It is not a de Polignac number, because 133211020213 - 21 = 133211020211 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 7011106327 = 133211020213 / (1 + 3 + 3 + 2 + 1 + 1 + 0 + 2 + 0 + 2 + 1 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133211020211) 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, 3505553145 + ... + 3505553182.
It is an arithmetic number, because the mean of its divisors is an integer number (35055531640).
Almost surely, 2133211020213 is an apocalyptic number.
It is an amenable number.
133211020213 is a deficient number, since it is larger than the sum of its proper divisors (7011106347).
133211020213 is an equidigital number, since it uses as much as digits as its factorization.
133211020213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7011106346.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 133211020213 its reverse (312020112331), we get a palindrome (445231132544).
The spelling of 133211020213 in words is "one hundred thirty-three billion, two hundred eleven million, twenty thousand, two hundred thirteen".
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