Base | Representation |
---|---|
bin | 100000011111000… |
… | …110010010100101 |
3 | 1101222120001012021 |
4 | 200133012102211 |
5 | 2104011220031 |
6 | 130025423141 |
7 | 16335422515 |
oct | 4037062245 |
9 | 1358501167 |
10 | 545023141 |
11 | 25a718a53 |
12 | 13263aab1 |
13 | 88bba100 |
14 | 52555845 |
15 | 32cad511 |
hex | 207c64a5 |
545023141 has 12 divisors (see below), whose sum is σ = 592814592. Its totient is φ = 500846736.
The previous prime is 545023103. The next prime is 545023153. The reversal of 545023141 is 141320545.
It is a happy number.
It is not a de Polignac number, because 545023141 - 211 = 545021093 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 (545023541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31260 + ... + 45466.
It is an arithmetic number, because the mean of its divisors is an integer number (49401216).
Almost surely, 2545023141 is an apocalyptic number.
It is an amenable number.
545023141 is a deficient number, since it is larger than the sum of its proper divisors (47791451).
545023141 is a wasteful number, since it uses less digits than its factorization.
545023141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14460 (or 14447 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 545023141 is about 23345.7306803621. The cubic root of 545023141 is about 816.8424778969.
Adding to 545023141 its reverse (141320545), we get a palindrome (686343686).
The spelling of 545023141 in words is "five hundred forty-five million, twenty-three thousand, one hundred forty-one".
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