Base | Representation |
---|---|
bin | 1111111111010… |
… | …10001100111101 |
3 | 100100101102122012 |
4 | 13333222030331 |
5 | 233314102240 |
6 | 21150501005 |
7 | 3216034013 |
oct | 777521475 |
9 | 310342565 |
10 | 134128445 |
11 | 69791760 |
12 | 38b04765 |
13 | 21a32959 |
14 | 13b568b3 |
15 | bb96b65 |
hex | 7fea33d |
134128445 has 16 divisors (see below), whose sum is σ = 175815360. Its totient is φ = 97420800.
The previous prime is 134128409. The next prime is 134128513. The reversal of 134128445 is 544821431.
It is not a de Polignac number, because 134128445 - 224 = 117351229 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70061 + ... + 71949.
It is an arithmetic number, because the mean of its divisors is an integer number (10988460).
Almost surely, 2134128445 is an apocalyptic number.
It is an amenable number.
134128445 is a deficient number, since it is larger than the sum of its proper divisors (41686915).
134128445 is a wasteful number, since it uses less digits than its factorization.
134128445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3196.
The product of its digits is 15360, while the sum is 32.
The square root of 134128445 is about 11581.3835529267. The cubic root of 134128445 is about 511.8864456118.
Adding to 134128445 its reverse (544821431), we get a palindrome (678949876).
The spelling of 134128445 in words is "one hundred thirty-four million, one hundred twenty-eight thousand, four hundred forty-five".
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