Base | Representation |
---|---|
bin | 100000100001101… |
… | …011100010110100 |
3 | 1102000211102200212 |
4 | 200201223202310 |
5 | 2104144400040 |
6 | 130052124552 |
7 | 16344242105 |
oct | 4041534264 |
9 | 1360742625 |
10 | 545700020 |
11 | 260040558 |
12 | 132906758 |
13 | 89096228 |
14 | 526903ac |
15 | 32d93d65 |
hex | 2086b8b4 |
545700020 has 12 divisors (see below), whose sum is σ = 1145970084. Its totient is φ = 218280000.
The previous prime is 545700011. The next prime is 545700041. The reversal of 545700020 is 20007545.
It can be written as a sum of positive squares in 2 ways, for example, as 247999504 + 297700516 = 15748^2 + 17254^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13642481 + ... + 13642520.
It is an arithmetic number, because the mean of its divisors is an integer number (95497507).
Almost surely, 2545700020 is an apocalyptic number.
It is an amenable number.
545700020 is an abundant number, since it is smaller than the sum of its proper divisors (600270064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545700020 is a wasteful number, since it uses less digits than its factorization.
545700020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27285010 (or 27285008 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 23.
The square root of 545700020 is about 23360.2230297572. The cubic root of 545700020 is about 817.1804909384.
Adding to 545700020 its reverse (20007545), we get a palindrome (565707565).
The spelling of 545700020 in words is "five hundred forty-five million, seven hundred thousand, twenty".
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