Base | Representation |
---|---|
bin | 100000011111000… |
… | …110110001010000 |
3 | 1101222120010212222 |
4 | 200133012301100 |
5 | 2104011300404 |
6 | 130025440212 |
7 | 16335431321 |
oct | 4037066120 |
9 | 1358503788 |
10 | 545025104 |
11 | 25a71a478 |
12 | 132640068 |
13 | 88bbac80 |
14 | 52556448 |
15 | 32caddbe |
hex | 207c6c50 |
545025104 has 20 divisors (see below), whose sum is σ = 1137216276. Its totient is φ = 251549952.
The previous prime is 545025097. The next prime is 545025109. The reversal of 545025104 is 401520545.
It can be written as a sum of positive squares in 2 ways, for example, as 280897600 + 264127504 = 16760^2 + 16252^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545025109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1309949 + ... + 1310364.
Almost surely, 2545025104 is an apocalyptic number.
It is an amenable number.
545025104 is an abundant number, since it is smaller than the sum of its proper divisors (592191172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545025104 is a wasteful number, since it uses less digits than its factorization.
545025104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2620334 (or 2620328 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 545025104 is about 23345.7727222724. The cubic root of 545025104 is about 816.8434585646.
Adding to 545025104 its reverse (401520545), we get a palindrome (946545649).
The spelling of 545025104 in words is "five hundred forty-five million, twenty-five thousand, one hundred four".
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