Base | Representation |
---|---|
bin | 100000100010001… |
… | …011100010100001 |
3 | 1102001002002110200 |
4 | 200202023202201 |
5 | 2104213043243 |
6 | 130055015413 |
7 | 16345326144 |
oct | 4042134241 |
9 | 1361062420 |
10 | 545831073 |
11 | 26011aa67 |
12 | 13296a569 |
13 | 89110a88 |
14 | 526c605b |
15 | 32dbcad3 |
hex | 2088b8a1 |
545831073 has 12 divisors (see below), whose sum is σ = 807653028. Its totient is φ = 355011840.
The previous prime is 545831071. The next prime is 545831081. The reversal of 545831073 is 370138545.
545831073 is a `hidden beast` number, since 5 + 4 + 583 + 1 + 0 + 73 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 241398369 + 304432704 = 15537^2 + 17448^2 .
It is not a de Polignac number, because 545831073 - 21 = 545831071 is a prime.
It is not an unprimeable number, because it can be changed into a prime (545831071) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 739240 + ... + 739977.
It is an arithmetic number, because the mean of its divisors is an integer number (67304419).
Almost surely, 2545831073 is an apocalyptic number.
It is an amenable number.
545831073 is a deficient number, since it is larger than the sum of its proper divisors (261821955).
545831073 is a wasteful number, since it uses less digits than its factorization.
545831073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1479264 (or 1479261 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 545831073 is about 23363.0279073582. The cubic root of 545831073 is about 817.2459025681.
The spelling of 545831073 in words is "five hundred forty-five million, eight hundred thirty-one thousand, seventy-three".
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