Base | Representation |
---|---|
bin | 1111111010011… |
… | …00111001100011 |
3 | 100022011200210201 |
4 | 13331030321203 |
5 | 233132443011 |
6 | 21125010031 |
7 | 3210411364 |
oct | 775147143 |
9 | 308150721 |
10 | 133484131 |
11 | 69391670 |
12 | 38853917 |
13 | 218685c1 |
14 | 13a29b6b |
15 | babacc1 |
hex | 7f4ce63 |
133484131 has 4 divisors (see below), whose sum is σ = 145619064. Its totient is φ = 121349200.
The previous prime is 133484093. The next prime is 133484149. The reversal of 133484131 is 131484331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131484331 = 11 ⋅11953121.
It is a cyclic number.
It is not a de Polignac number, because 133484131 - 221 = 131386979 is a prime.
It is a super-2 number, since 2×1334841312 = 35636026457650322, which contains 22 as substring.
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 133484131.
It is not an unprimeable number, because it can be changed into a prime (133484161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6067450 + ... + 6067471.
It is an arithmetic number, because the mean of its divisors is an integer number (36404766).
Almost surely, 2133484131 is an apocalyptic number.
133484131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
133484131 is a deficient number, since it is larger than the sum of its proper divisors (12134933).
133484131 is a wasteful number, since it uses less digits than its factorization.
133484131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12134932.
The product of its digits is 3456, while the sum is 28.
The square root of 133484131 is about 11553.5332690913. The cubic root of 133484131 is about 511.0654784909.
The spelling of 133484131 in words is "one hundred thirty-three million, four hundred eighty-four thousand, one hundred thirty-one".
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